Finding the Third Proportional to 16,432.88 and 25,439.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,432.88 : 25,439.06 = 25,439.06 : x
2. Step 2: Convert to fraction form
   16,432.88/25,439.06 = 25,439.06/x
3. Step 3: Cross multiply
   16,432.88x = 25,439.06 × 25,439.06
4. Step 4: Simplify right side
   16,432.88x = 647,145,900.88
5. Step 5: Solve for x
   x = 647,145,900.88/16,432.88
6. Step 6: Final answer
   x = 39,381.17