Alright, let's work through 2994 times 5243 step by step
2994 × 5243 = 5243 × (2994)
+ 5243 × 4 that is equal 20972
+ 5243 × 90 that results in 471870
+ 5243 × 900 giving us 4718700
+ 5243 × 2000 yielding 10486000

= 15697542
