Alright, let's work through 4340 times 4007 step by step
4340 × 4007 = 4007 × (4340)
+ 4007 × 0 that results in 0
+ 4007 × 40 which equals 160280
+ 4007 × 300 that is equal 1202100
+ 4007 × 4000 yielding 16028000

= 17390380
