Finding the Third Proportional to 16,491 and 25,575

Step by Step Solution

1. Step 1: Write the proportion equation
   16,491 : 25,575 = 25,575 : x
2. Step 2: Convert to fraction form
   16,491/25,575 = 25,575/x
3. Step 3: Cross multiply
   16,491x = 25,575 × 25,575
4. Step 4: Simplify right side
   16,491x = 654,080,625
5. Step 5: Solve for x
   x = 654,080,625/16,491
6. Step 6: Final answer
   x = 39,662.88