Alright, let's work through 2143 times 7380 step by step
2143 × 7380 = 7380 × (2143)
+ 7380 × 3 that results in 22140
+ 7380 × 40 producing 295200
+ 7380 × 100 yielding 738000
+ 7380 × 2000 that results in 14760000

= 15815340
