Alright, let's work through 72237992 times 45669532 step by step
72237992 × 45669532 = 45669532 × (72237992)
+ 45669532 × 2 which equals 91339064
+ 45669532 × 90 which equals 4110257880
+ 45669532 × 900 that results in 41102578800
+ 45669532 × 7000 yielding 319686724000
+ 45669532 × 30000 that equals 1370085960000
+ 45669532 × 200000 that results in 9133906400000
+ 45669532 × 2000000 that is equal 91339064000000
+ 45669532 × 70000000 which equals 3196867240000000

= 3299075287259744
