Finding the Third Proportional to 23,857.50 and 39,280.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,857.50 : 39,280.50 = 39,280.50 : x
2. Step 2: Convert to fraction form
   23,857.50/39,280.50 = 39,280.50/x
3. Step 3: Cross multiply
   23,857.50x = 39,280.50 × 39,280.50
4. Step 4: Simplify right side
   23,857.50x = 1,542,957,680.25
5. Step 5: Solve for x
   x = 1,542,957,680.25/23,857.50
6. Step 6: Final answer
   x = 64,673.90