Alright, let's work through 78966849 times 48889 step by step
78966849 × 48889 = 48889 × (78966849)
+ 48889 × 9 that is equal 440001
+ 48889 × 40 producing 1955560
+ 48889 × 800 that is equal 39111200
+ 48889 × 6000 which equals 293334000
+ 48889 × 60000 yielding 2933340000
+ 48889 × 900000 producing 44000100000
+ 48889 × 8000000 which equals 391112000000
+ 48889 × 70000000 that is equal 3422230000000

= 3860610280761
