Calculate sum in form.

[Sicksigma]

Is it possible to enter the product of multiplying the "Revenue" field by the "COGS" field in the "COGS%" field?
[<FormField>
<Styles cellColor="Black" colorCodeUsage="0" imageCodeUsage="1" colSeqNum="1" colSpan="2" dataType="15" dataTypeName="Currency" hasColor="0" hasImage="0" hideIfEmpty="0" isSearchable="0" printOnly="0" labelColor="Black" rowSeqNum="32"/>
<Name>Revenue</Name>
</FormField>

<FormField>
<Styles colorCodeUsage="0" imageCodeUsage="1" colSeqNum="2" colSpan="1" dataType="15" dataTypeName="Currency" hasColor="0" hasImage="0" hideIfEmpty="0" isSearchable="0" printOnly="0" rowSeqNum="32"/>
<Name>COGS</Name>
</FormField>

<FormField>
<Styles colorCodeUsage="0" imageCodeUsage="1" colSeqNum="3" colSpan="1" dataType="2" dataTypeName="Number" hasColor="0" hasImage="0" hideIfEmpty="0" isSearchable="0" printOnly="0" rowSeqNum="32"/>
<Name>COGS %</Name>]