I have 4 columns in a grid. I need the value in the second column divided by the

Since non-SAIL forms don't have the ability to dynamically update values, you'll to do this through a form submission. A solution for this case could be having a button at the bottom of the form saying "Calculate Hourly Costs", and using that button will submit the form, chain through a script task that calculates the hourly costs, and then chains back to the form.

To the end user it doesn't look like they left the form, and now the hourly costs are updated.

Since non-SAIL forms don't have the ability to dynamically update values, you'll to do this through a form submission. A solution for this case could be having a button at the bottom of the form saying "Calculate Hourly Costs", and using that button will submit the form, chain through a script task that calculates the hourly costs, and then chains back to the form.

To the end user it doesn't look like they left the form, and now the hourly costs are updated.