Alright, let's work through 4415 times 399 step by step
4415 × 399 = 399 × (4415)
+ 399 × 5 producing 1995
+ 399 × 10 what gives us 3990
+ 399 × 400 that results in 159600
+ 399 × 4000 resulting in 1596000

= 1761585
