Alright, let's work through 6543 times 2948 step by step
6543 × 2948 = 2948 × (6543)
+ 2948 × 3 yielding 8844
+ 2948 × 40 producing 117920
+ 2948 × 500 that equals 1474000
+ 2948 × 6000 that equals 17688000

= 19288764
