Alright, let's work through 89788695 times 85547848 step by step
89788695 × 85547848 = 85547848 × (89788695)
+ 85547848 × 5 giving us 427739240
+ 85547848 × 90 that is equal 7699306320
+ 85547848 × 600 which equals 51328708800
+ 85547848 × 8000 resulting in 684382784000
+ 85547848 × 80000 which equals 6843827840000
+ 85547848 × 700000 resulting in 59883493600000
+ 85547848 × 9000000 resulting in 769930632000000
+ 85547848 × 80000000 what gives us 6843827840000000

= 7681229631978360
