Fast Formula - Is it possible to display the output in the Total Amount Field?

Summary:

Content (required):

We are implementing Workforce compensation for a client

One of his requirements is to populate the Overtime Amount, upon entering the No of Hours in an Input Field

We have created an Individual Compensation Plan and attached an element to it. The element has 2 Input Fields namely Hours and Total Amount

Expected Behavior:

User will enter the hours in the Hours Field

Fast Formula will calculate the Overtime Amount and display it in Total Amount field

Current behavior:

Fast Formula is correctly calculating the amount. We have created a similar formula and included in Validation Formula of the element