Accumulate the Rank values

[Paula1]

Cod	Store	Rank
17459	382.866,50	9,00%
5277	315.619,78	7,42%
19197	73.198,66	1,72%
24542	66.645,75	1,57%
23283	62.226,76	1,46%

I need to accumulate Rank like the example below.

set analysis

Cod	Store	Rank	accumulated
	4.252.486,56	100,00%
17459	382.866,50	9,00%	9,00%
5277	315.619,78	7,42%	16,43%
19197	73.198,66	1,72%	18,15%
24542	66.645,75	1,57%	19,71%
23283	62.226,76	1,46%	21,18%

[Kushal_Chawda · Accepted solution]

@Paula1  is the Rank expression ? If so what is expression?

[vinieme12 · Accepted solution]

As below

=Rangesum( Above( Aggr (
<EXPRESSION FOR RANK>
,COD),0,rowno()))