Finding the Third Proportional to 3,144,656 and 4,987,448

Step by Step Solution

1. Step 1: Write the proportion equation
   3,144,656 : 4,987,448 = 4,987,448 : x
2. Step 2: Convert to fraction form
   3,144,656/4,987,448 = 4,987,448/x
3. Step 3: Cross multiply
   3,144,656x = 4,987,448 × 4,987,448
4. Step 4: Simplify right side
   3,144,656x = 24,874,637,552,704
5. Step 5: Solve for x
   x = 24,874,637,552,704/3,144,656
6. Step 6: Final answer
   x = 7,910,129.93