By A Web Design
In your Browser address bar type in your_website_URL/{youradminfoldername}
Eg.
your_website_URL /admin1234
Enter the Email Address and password provided on the last configuration page when installing Prestashop, click on Login as shown in Diagram 1.

Diagram 1
After logging in to the backend, Prestashop Control Panel page is displayed as shown in Diagram 2.

Diagram 2
Navigate to Module Menu in the Top Menu as shown in Diagram 3.
Click the Modules tab.

Diagram 3
The Screen as shown in Diagram 4 is displayed in the Browser.
Click on Positions as shown in Diagram 4. The Screen as shown in Diagram 5 is displayed in the Browser.
NOTE: You can also Add a module from my computer OR Add a module from Prestashop Addons as shown in Diagram 4.

Diagram 4
All the Standard Positions on the Default Template in use will be displayed on the Modules->Positions page as shown in Diagram 5.
In the default Template of PrestaShop™ 1.4.5.1 the module positions are:
Here is a partial list of PrestaShop modules that have not been assigned to any specific position within the PrestaShop default template.

Diagram 5
Cart module is placed in the Left column blocks.
Focus : Shifting the Cart module to Right column blocks.

Diagram 6
Approach: Go to Prestashop Admin Dashboard and unlock the Cart block from the left menu.
As shown in Diagram 7

Diagram 7
Cart Module removed successfully from hook as shown in Diagram 8.

Diagram 8
NOTE: Click on the link Transplant a module. The Screen as shown in Diagram 9 is displayed in the Browser.

Diagram 9

Diagram 10
The Screen as shown in Diagram 11 is displayed in the Browser.

Diagram 11
Navigate to the Front End of your website and the Cart Block will have shifted to the Right column block as shown in Diagram 12

Diagram 12
In the Right Column Block there are as follow
For shifting the Cart Block module to the top of the Right Column Block, place the mouse of the Cart Block module and the cursor sharp changes as shown in Diagram 13.

Diagram 13
Keep the right mouse button press, drag the Cart Block and drop it at the position you want as shown in
Diagram 14

Diagram 14
Navigate to the Front End of your website and the Cart Block will have shifted to the top of the Right column block as shown in Diagram 15.

Diagram 15