Alright, let's work through 42703238 times 79386999 step by step
42703238 × 79386999 = 79386999 × (42703238)
+ 79386999 × 8 resulting in 635095992
+ 79386999 × 30 that results in 2381609970
+ 79386999 × 200 resulting in 15877399800
+ 79386999 × 3000 resulting in 238160997000
+ 79386999 × 00000 producing 0
+ 79386999 × 700000 producing 55570899300000
+ 79386999 × 2000000 what gives us 158773998000000
+ 79386999 × 40000000 that equals 3175479960000000

= 3390081912402762
