Alright, let's work through 72722730 times 88304819 step by step
72722730 × 88304819 = 88304819 × (72722730)
+ 88304819 × 0 that is equal 0
+ 88304819 × 30 yielding 2649144570
+ 88304819 × 700 that is equal 61813373300
+ 88304819 × 2000 yielding 176609638000
+ 88304819 × 20000 that results in 1766096380000
+ 88304819 × 700000 that results in 61813373300000
+ 88304819 × 2000000 which equals 176609638000000
+ 88304819 × 70000000 what gives us 6181337330000000

= 6421767509835870
