Finding the Third Proportional to 14,292 and 31,040

Step by Step Solution

1. Step 1: Write the proportion equation
   14,292 : 31,040 = 31,040 : x
2. Step 2: Convert to fraction form
   14,292/31,040 = 31,040/x
3. Step 3: Cross multiply
   14,292x = 31,040 × 31,040
4. Step 4: Simplify right side
   14,292x = 963,481,600
5. Step 5: Solve for x
   x = 963,481,600/14,292
6. Step 6: Final answer
   x = 67,414.05