Steps:

Apply incremental value across all periods

1. Select an account from the account list in the General tab and switch to the Budget tab.
2. Select the Fiscal Year to which the budget will apply. You can create budget details for the current and future fiscal year.
3. Click on the Allocate using incremental values / percentage (%) button on the right. The Fill down Budget window will appear.
4. Enter the budgeted amount per period in the Budget to Allocate Period field and the value or percent to increment in the Increase by Value / Percent field. Add a percent sign for the value to increment if it is meant to be a percentage (e.g., 10%).
5. Click Ok button to apply and close the Fill Down Budget window.
6. Save the details before closing the form.