Finding the Third Proportional to 10,404 and 16,170

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404 : 16,170 = 16,170 : x
2. Step 2: Convert to fraction form
   10,404/16,170 = 16,170/x
3. Step 3: Cross multiply
   10,404x = 16,170 × 16,170
4. Step 4: Simplify right side
   10,404x = 261,468,900
5. Step 5: Solve for x
   x = 261,468,900/10,404
6. Step 6: Final answer
   x = 25,131.57