Finding the Fourth Proportional to 31,013.88, 42,792.48 and 17,584.08

Step by Step Solution

1. Step 1: Write the proportion equation
   31,013.88 : 42,792.48 = 17,584.08 : x
2. Step 2: Convert to fraction form
   31,013.88/42,792.48 = 17,584.08/x
3. Step 3: Cross multiply
   31,013.88x = 42,792.48 × 17,584.08
4. Step 4: Simplify right side
   31,013.88x = 752,466,391.72
5. Step 5: Solve for x
   x = 752,466,391.72/31,013.88
6. Step 6: Final answer
   x = 24,262.25