Hello,
I've created this array formula that puzzles me.
{=SUMPRODUCT(INDEX(Support!R1C4:R6C5,MATCH(INDEX(Support!R1C1:R14C2,MATCH
(LEFT(VSource!R2C1:R17219C1,2),Support!R1C1:R14C1,FALSE),2),Support!R1C4:
R6C4,FALSE),2)*VSource!R2C13:R17219C13)}
If I enter this over 2 or more cells, it gives...