Finding the Third Proportional to 16,912 and 25,648

Step by Step Solution

1. Step 1: Write the proportion equation
   16,912 : 25,648 = 25,648 : x
2. Step 2: Convert to fraction form
   16,912/25,648 = 25,648/x
3. Step 3: Cross multiply
   16,912x = 25,648 × 25,648
4. Step 4: Simplify right side
   16,912x = 657,819,904
5. Step 5: Solve for x
   x = 657,819,904/16,912
6. Step 6: Final answer
   x = 38,896.64