How to Arrive weighted average

Hi Everyone,

I am trying to arrive weighted average, but got struck in arriving the same.my dataset have data like
image

wants to arrive summary like
image

based on the logic

can anyone help me in achieving this task

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Hi @sbaskax
so (A) and (B) are exiting fields?!

For (C) i would try:

percentOfTotal
(
     sum(B), 
     [Country]
)

For (D)
It sould be a simple (B)*(C), right?

BR

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@ErikG

Thank you for your reply,

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