Alright, let's work through 90732909 times 89481741 step by step
90732909 × 89481741 = 89481741 × (90732909)
+ 89481741 × 9 that equals 805335669
+ 89481741 × 00 yielding 0
+ 89481741 × 900 that results in 80533566900
+ 89481741 × 2000 that results in 178963482000
+ 89481741 × 30000 what gives us 2684452230000
+ 89481741 × 700000 producing 62637218700000
+ 89481741 × 0000000 giving us 0
+ 89481741 × 90000000 resulting in 8053356690000000

= 8118938663314569
