Alright, let's work through 9992 times 8804 step by step
9992 × 8804 = 8804 × (9992)
+ 8804 × 2 which equals 17608
+ 8804 × 90 that equals 792360
+ 8804 × 900 giving us 7923600
+ 8804 × 9000 that is equal 79236000

= 87969568
