This functionality is managed in the APP Config Menu Editor.
Please note the below is for your information. Please contact Dynamic Budgets to discuss changes to the App Config/Menu Editor.You will need a password to access this menu.
1) Scroll down to the General section and go to the Grid Number Format setting;
2) Change the ##,###.## to ##,###.00 for both the positive and negative formats;
3) Move your cursor out of that cell to any other cell in the settings grid then hit "Save".
Re-run your report it should now show all numbers forced to 2 decimals.