Finding the Third Proportional to 26,766.38 and 57,643.50

Step by Step Solution

1. Step 1: Write the proportion equation
   26,766.38 : 57,643.50 = 57,643.50 : x
2. Step 2: Convert to fraction form
   26,766.38/57,643.50 = 57,643.50/x
3. Step 3: Cross multiply
   26,766.38x = 57,643.50 × 57,643.50
4. Step 4: Simplify right side
   26,766.38x = 3,322,773,092.25
5. Step 5: Solve for x
   x = 3,322,773,092.25/26,766.38
6. Step 6: Final answer
   x = 124,139.82