Alright, let's work through 4998 times 9960 step by step
4998 × 9960 = 9960 × (4998)
+ 9960 × 8 resulting in 79680
+ 9960 × 90 that equals 896400
+ 9960 × 900 giving us 8964000
+ 9960 × 4000 resulting in 39840000

= 49780080
