Finding the Third Proportional to 12,540.38 and 27,040.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,540.38 : 27,040.50 = 27,040.50 : x
2. Step 2: Convert to fraction form
   12,540.38/27,040.50 = 27,040.50/x
3. Step 3: Cross multiply
   12,540.38x = 27,040.50 × 27,040.50
4. Step 4: Simplify right side
   12,540.38x = 731,188,640.25
5. Step 5: Solve for x
   x = 731,188,640.25/12,540.38
6. Step 6: Final answer
   x = 58,306.76