Alright, let's work through 8669 times 8912 step by step
8669 × 8912 = 8912 × (8669)
+ 8912 × 9 producing 80208
+ 8912 × 60 that equals 534720
+ 8912 × 600 that is equal 5347200
+ 8912 × 8000 producing 71296000

= 77258128
