Alright, let's work through 89277878 times 49679052 step by step
89277878 × 49679052 = 49679052 × (89277878)
+ 49679052 × 8 that is equal 397432416
+ 49679052 × 70 resulting in 3477533640
+ 49679052 × 800 yielding 39743241600
+ 49679052 × 7000 that results in 347753364000
+ 49679052 × 70000 that results in 3477533640000
+ 49679052 × 200000 that results in 9935810400000
+ 49679052 × 9000000 which equals 447111468000000
+ 49679052 × 80000000 producing 3974324160000000

= 4435240343611656
