Finding the Third Proportional to 16,426 and 25,287

Step by Step Solution

1. Step 1: Write the proportion equation
   16,426 : 25,287 = 25,287 : x
2. Step 2: Convert to fraction form
   16,426/25,287 = 25,287/x
3. Step 3: Cross multiply
   16,426x = 25,287 × 25,287
4. Step 4: Simplify right side
   16,426x = 639,432,369
5. Step 5: Solve for x
   x = 639,432,369/16,426
6. Step 6: Final answer
   x = 38,928.06