Alright, let's work through 8821 times 8543 step by step
8821 × 8543 = 8543 × (8821)
+ 8543 × 1 producing 8543
+ 8543 × 20 which equals 170860
+ 8543 × 800 that is equal 6834400
+ 8543 × 8000 yielding 68344000

= 75357803
