Alright, let's work through 89492802 times 45334637 step by step
89492802 × 45334637 = 45334637 × (89492802)
+ 45334637 × 2 yielding 90669274
+ 45334637 × 00 producing 0
+ 45334637 × 800 which equals 36267709600
+ 45334637 × 2000 that equals 90669274000
+ 45334637 × 90000 which equals 4080117330000
+ 45334637 × 400000 giving us 18133854800000
+ 45334637 × 9000000 which equals 408011733000000
+ 45334637 × 80000000 that equals 3626770960000000

= 4057123692782874
