Finding the Third Proportional to 16,959.38 and 25,879.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,959.38 : 25,879.50 = 25,879.50 : x
2. Step 2: Convert to fraction form
   16,959.38/25,879.50 = 25,879.50/x
3. Step 3: Cross multiply
   16,959.38x = 25,879.50 × 25,879.50
4. Step 4: Simplify right side
   16,959.38x = 669,748,520.25
5. Step 5: Solve for x
   x = 669,748,520.25/16,959.38
6. Step 6: Final answer
   x = 39,491.34