Finding the Third Proportional to 16,487.40 and 25,545.59

Step by Step Solution

1. Step 1: Write the proportion equation
   16,487.40 : 25,545.59 = 25,545.59 : x
2. Step 2: Convert to fraction form
   16,487.40/25,545.59 = 25,545.59/x
3. Step 3: Cross multiply
   16,487.40x = 25,545.59 × 25,545.59
4. Step 4: Simplify right side
   16,487.40x = 652,576,960.89
5. Step 5: Solve for x
   x = 652,576,960.89/16,487.40
6. Step 6: Final answer
   x = 39,580.34