Finding the Third Proportional to 2,448,399 and 3,860,403

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448,399 : 3,860,403 = 3,860,403 : x
2. Step 2: Convert to fraction form
   2,448,399/3,860,403 = 3,860,403/x
3. Step 3: Cross multiply
   2,448,399x = 3,860,403 × 3,860,403
4. Step 4: Simplify right side
   2,448,399x = 14,902,711,322,409
5. Step 5: Solve for x
   x = 14,902,711,322,409/2,448,399
6. Step 6: Final answer
   x = 6,086,716.80