Alright, let's work through 3958 times 3872 step by step
3958 × 3872 = 3872 × (3958)
+ 3872 × 8 that results in 30976
+ 3872 × 50 that is equal 193600
+ 3872 × 900 producing 3484800
+ 3872 × 3000 yielding 11616000

= 15325376
