Alright, let's work through 8579 times 8404 step by step
8579 × 8404 = 8404 × (8579)
+ 8404 × 9 resulting in 75636
+ 8404 × 70 what gives us 588280
+ 8404 × 500 giving us 4202000
+ 8404 × 8000 that equals 67232000

= 72097916
