Finding the Third Proportional to 40,251.38 and 59,146.88

Step by Step Solution

1. Step 1: Write the proportion equation
   40,251.38 : 59,146.88 = 59,146.88 : x
2. Step 2: Convert to fraction form
   40,251.38/59,146.88 = 59,146.88/x
3. Step 3: Cross multiply
   40,251.38x = 59,146.88 × 59,146.88
4. Step 4: Simplify right side
   40,251.38x = 3,498,352,822.27
5. Step 5: Solve for x
   x = 3,498,352,822.27/40,251.38
6. Step 6: Final answer
   x = 86,912.63