Finding the Fourth Proportional to 31,024.32, 42,811.20 and 17,592.48

Step by Step Solution

1. Step 1: Write the proportion equation
   31,024.32 : 42,811.20 = 17,592.48 : x
2. Step 2: Convert to fraction form
   31,024.32/42,811.20 = 17,592.48/x
3. Step 3: Cross multiply
   31,024.32x = 42,811.20 × 17,592.48
4. Step 4: Simplify right side
   31,024.32x = 753,155,179.78
5. Step 5: Solve for x
   x = 753,155,179.78/31,024.32
6. Step 6: Final answer
   x = 24,276.28