Finding the Third Proportional to 16,464 and 25,661

Step by Step Solution

1. Step 1: Write the proportion equation
   16,464 : 25,661 = 25,661 : x
2. Step 2: Convert to fraction form
   16,464/25,661 = 25,661/x
3. Step 3: Cross multiply
   16,464x = 25,661 × 25,661
4. Step 4: Simplify right side
   16,464x = 658,486,921
5. Step 5: Solve for x
   x = 658,486,921/16,464
6. Step 6: Final answer
   x = 39,995.56