Finding the Third Proportional to 16,424 and 25,474

Step by Step Solution

1. Step 1: Write the proportion equation
   16,424 : 25,474 = 25,474 : x
2. Step 2: Convert to fraction form
   16,424/25,474 = 25,474/x
3. Step 3: Cross multiply
   16,424x = 25,474 × 25,474
4. Step 4: Simplify right side
   16,424x = 648,924,676
5. Step 5: Solve for x
   x = 648,924,676/16,424
6. Step 6: Final answer
   x = 39,510.76