Sub test()
Dim LR As Long, LC As Long
LR = Cells.Find(What:="*", SearchDirection:=xlPrevious, SearchOrder:=xlByRows).Row
LC = Cells.Find(What:="*", SearchDirection:=xlPrevious, SearchOrder:=xlByColumns).Column
Cells(LR, LC + 1).Formula = Cells(LR, LC).Formula
End Sub
Sub test()
Dim LR As Long, LC As Long
LR = Cells.Find(What:="*", SearchDirection:=xlPrevious, SearchOrder:=xlByRows).Row
LC = Cells.Find(What:="*", SearchDirection:=xlPrevious, SearchOrder:=xlByColumns).Column
Cells(LR, LC).Copy
Cells(LR, LC + 1).PasteSpecial Paste:=xlPasteFormulas
End Sub