Finding the Fourth Proportional to 31,825.92, 47,752.38 and 17,031

Step by Step Solution

1. Step 1: Write the proportion equation
   31,825.92 : 47,752.38 = 17,031 : x
2. Step 2: Convert to fraction form
   31,825.92/47,752.38 = 17,031/x
3. Step 3: Cross multiply
   31,825.92x = 47,752.38 × 17,031
4. Step 4: Simplify right side
   31,825.92x = 813,270,783.78
5. Step 5: Solve for x
   x = 813,270,783.78/31,825.92
6. Step 6: Final answer
   x = 25,553.72