Alright, let's work through 79191844 times 40232121 step by step
79191844 × 40232121 = 40232121 × (79191844)
+ 40232121 × 4 what gives us 160928484
+ 40232121 × 40 which equals 1609284840
+ 40232121 × 800 giving us 32185696800
+ 40232121 × 1000 resulting in 40232121000
+ 40232121 × 90000 that equals 3620890890000
+ 40232121 × 100000 resulting in 4023212100000
+ 40232121 × 9000000 giving us 362089089000000
+ 40232121 × 70000000 that equals 2816248470000000

= 3186055850021124
