Finding the Third Proportional to 16,439 and 25,754

Step by Step Solution

1. Step 1: Write the proportion equation
   16,439 : 25,754 = 25,754 : x
2. Step 2: Convert to fraction form
   16,439/25,754 = 25,754/x
3. Step 3: Cross multiply
   16,439x = 25,754 × 25,754
4. Step 4: Simplify right side
   16,439x = 663,268,516
5. Step 5: Solve for x
   x = 663,268,516/16,439
6. Step 6: Final answer
   x = 40,347.25