Finding the Third Proportional to 16,118 and 25,311

Step by Step Solution

1. Step 1: Write the proportion equation
   16,118 : 25,311 = 25,311 : x
2. Step 2: Convert to fraction form
   16,118/25,311 = 25,311/x
3. Step 3: Cross multiply
   16,118x = 25,311 × 25,311
4. Step 4: Simplify right side
   16,118x = 640,646,721
5. Step 5: Solve for x
   x = 640,646,721/16,118
6. Step 6: Final answer
   x = 39,747.28