Alright, let's work through 8812 times 1861 step by step
8812 × 1861 = 1861 × (8812)
+ 1861 × 2 what gives us 3722
+ 1861 × 10 producing 18610
+ 1861 × 800 giving us 1488800
+ 1861 × 8000 yielding 14888000

= 16399132
