Finding the Third Proportional to 26,315.50 and 57,728.75

Step by Step Solution

1. Step 1: Write the proportion equation
   26,315.50 : 57,728.75 = 57,728.75 : x
2. Step 2: Convert to fraction form
   26,315.50/57,728.75 = 57,728.75/x
3. Step 3: Cross multiply
   26,315.50x = 57,728.75 × 57,728.75
4. Step 4: Simplify right side
   26,315.50x = 3,332,608,576.56
5. Step 5: Solve for x
   x = 3,332,608,576.56/26,315.50
6. Step 6: Final answer
   x = 126,640.52