Alright, let's work through 4590 times 3938 step by step
4590 × 3938 = 3938 × (4590)
+ 3938 × 0 giving us 0
+ 3938 × 90 which equals 354420
+ 3938 × 500 that results in 1969000
+ 3938 × 4000 that is equal 15752000

= 18075420
