Cumulative Sales Sum based on Specific Column and Rule

Foxxon28 PBIX is attached below signature.

Sales Measure = 
    VAR __MP = MAX('Table'[Month_progress])
    VAR __Year = MAX('Table'[Year])
    VAR __Table = FILTER(ALL('Table'), [Month_progress] <= __MP && [Year] = __Year)
    VAR __Result = SUMX(__Table, [Sales])
RETURN
    __Result