have data for 6 months Like

Item,Jan,Feb,Mar,Apr,May and Jun more than 1200.
I want to fill function next 5 column.

I have function call sum in column Jan and than some rows with numbers than
again function.

How can i find function in a column and if there is a function than it
should fill that function to next 5 columns cell.
E.G.

if function in cell B12 than it should fill that function to C12,D12,E12,F12
AND G12

Is this possible and help.

Thanks in advance.

Shital