Alright, let's work through 2058 times 5140 step by step
2058 × 5140 = 5140 × (2058)
+ 5140 × 8 yielding 41120
+ 5140 × 50 that equals 257000
+ 5140 × 000 what gives us 0
+ 5140 × 2000 producing 10280000

= 10578120
