Finding the Third Proportional to 26,688,828 and 58,272,142.50

Step by Step Solution

1. Step 1: Write the proportion equation
   26,688,828 : 58,272,142.50 = 58,272,142.50 : x
2. Step 2: Convert to fraction form
   26,688,828/58,272,142.50 = 58,272,142.50/x
3. Step 3: Cross multiply
   26,688,828x = 58,272,142.50 × 58,272,142.50
4. Step 4: Simplify right side
   26,688,828x = 3,395,642,591,540,306
5. Step 5: Solve for x
   x = 3,395,642,591,540,306/26,688,828
6. Step 6: Final answer
   x = 127,230,861.97