Alright, let's work through 3724 times 499 step by step
3724 × 499 = 499 × (3724)
+ 499 × 4 that is equal 1996
+ 499 × 20 that results in 9980
+ 499 × 700 giving us 349300
+ 499 × 3000 giving us 1497000

= 1858276
