Alright, let's work through 71709915 times 62303268 step by step
71709915 × 62303268 = 62303268 × (71709915)
+ 62303268 × 5 that equals 311516340
+ 62303268 × 10 that is equal 623032680
+ 62303268 × 900 which equals 56072941200
+ 62303268 × 9000 that results in 560729412000
+ 62303268 × 00000 giving us 0
+ 62303268 × 700000 that results in 43612287600000
+ 62303268 × 1000000 that equals 62303268000000
+ 62303268 × 70000000 yielding 4361228760000000

= 4467762052502220
