Finding the Third Proportional to 26,722.50 and 57,727.50

Step by Step Solution

1. Step 1: Write the proportion equation
   26,722.50 : 57,727.50 = 57,727.50 : x
2. Step 2: Convert to fraction form
   26,722.50/57,727.50 = 57,727.50/x
3. Step 3: Cross multiply
   26,722.50x = 57,727.50 × 57,727.50
4. Step 4: Simplify right side
   26,722.50x = 3,332,464,256.25
5. Step 5: Solve for x
   x = 3,332,464,256.25/26,722.50
6. Step 6: Final answer
   x = 124,706.31