Finding the Third Proportional to 14,418.75 and 31,285.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,418.75 : 31,285.50 = 31,285.50 : x
2. Step 2: Convert to fraction form
   14,418.75/31,285.50 = 31,285.50/x
3. Step 3: Cross multiply
   14,418.75x = 31,285.50 × 31,285.50
4. Step 4: Simplify right side
   14,418.75x = 978,782,510.25
5. Step 5: Solve for x
   x = 978,782,510.25/14,418.75
6. Step 6: Final answer
   x = 67,882.62