Finding the Third Proportional to 2,457,503 and 5,387,398

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457,503 : 5,387,398 = 5,387,398 : x
2. Step 2: Convert to fraction form
   2,457,503/5,387,398 = 5,387,398/x
3. Step 3: Cross multiply
   2,457,503x = 5,387,398 × 5,387,398
4. Step 4: Simplify right side
   2,457,503x = 29,024,057,210,404
5. Step 5: Solve for x
   x = 29,024,057,210,404/2,457,503
6. Step 6: Final answer
   x = 11,810,385.26