Alright, let's work through 5830 times 9928 step by step
5830 × 9928 = 9928 × (5830)
+ 9928 × 0 which equals 0
+ 9928 × 30 resulting in 297840
+ 9928 × 800 which equals 7942400
+ 9928 × 5000 giving us 49640000

= 57880240
