One can edit the format of a control in order to display different data types the way you intend to. With no formatting on the 'Total Inclusive' control, the data looks as follows.
The values being displayed are correct, but this is not how we want to display Total Inclusive Prices. To edit the formatting, click on the control's Smart Tag or navigate to the 'Data' tab on the control's Properties menu. Click the elipses next to 'Format String' to open the 'Format String Editor'.
Lets select 'Currency' under 'Category', at the bottom you can see a preview of the format selected under 'Standard Types'. Click 'OK' one you are happy with your selection.
The data is now displayed as follow :
