Finding the Third Proportional to 2,356,387,552 and 5,126,491,520

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356,387,552 : 5,126,491,520 = 5,126,491,520 : x
2. Step 2: Convert to fraction form
   2,356,387,552/5,126,491,520 = 5,126,491,520/x
3. Step 3: Cross multiply
   2,356,387,552x = 5,126,491,520 × 5,126,491,520
4. Step 4: Simplify right side
   2,356,387,552x = 26,280,915,304,631,910,400
5. Step 5: Solve for x
   x = 26,280,915,304,631,910,400/2,356,387,552
6. Step 6: Final answer
   x = 11,153,053,020.64