[urgent] i need help in vba to pass slected vlaues(multiple) to another pivot table and also need help in create a dynamic calculated filed in pivot through vba

pivot 1:

proj fw
a 1
b 2
c 3

now if i select 2 & 3, these values to be passed in to other pivot

Fw sum of costs
1 10
2 25
3 50
4 23

now for the second issue

calculated field

sum of costs for fw 2 and 3 is 75(this should be dynamic)