Finding the Third Proportional to 26,529 and 57,978.75

Step by Step Solution

1. Step 1: Write the proportion equation
   26,529 : 57,978.75 = 57,978.75 : x
2. Step 2: Convert to fraction form
   26,529/57,978.75 = 57,978.75/x
3. Step 3: Cross multiply
   26,529x = 57,978.75 × 57,978.75
4. Step 4: Simplify right side
   26,529x = 3,361,535,451.56
5. Step 5: Solve for x
   x = 3,361,535,451.56/26,529
6. Step 6: Final answer
   x = 126,711.73