Merge Sumamry Table With Value Average

Team,

Please advise We have how can we merge Three Summerize  Table with Value Column Average

below table Scenario and Need to create New Table With Product and Average Value

Table 1

Product    Value

AAA            25

BBB             30

CCC             26

Table 2

Product    Value

AAA          40

DDD            60

CCC             26

EEE              70

Table  3

AAA             60

CCC             30

sreev