Alright, let's work through 5471 times 5199 step by step
5471 × 5199 = 5199 × (5471)
+ 5199 × 1 what gives us 5199
+ 5199 × 70 yielding 363930
+ 5199 × 400 that results in 2079600
+ 5199 × 5000 giving us 25995000

= 28443729
