Alright, let's work through 72422173 times 29331821 step by step
72422173 × 29331821 = 29331821 × (72422173)
+ 29331821 × 3 that results in 87995463
+ 29331821 × 70 that results in 2053227470
+ 29331821 × 100 that is equal 2933182100
+ 29331821 × 2000 what gives us 58663642000
+ 29331821 × 20000 that results in 586636420000
+ 29331821 × 400000 that is equal 11732728400000
+ 29331821 × 2000000 which equals 58663642000000
+ 29331821 × 70000000 which equals 2053227470000000

= 2124274214867033
