Finding the Fourth Proportional to 31,003.29, 42,794.30 and 17,583.47

Step by Step Solution

1. Step 1: Write the proportion equation
   31,003.29 : 42,794.30 = 17,583.47 : x
2. Step 2: Convert to fraction form
   31,003.29/42,794.30 = 17,583.47/x
3. Step 3: Cross multiply
   31,003.29x = 42,794.30 × 17,583.47
4. Step 4: Simplify right side
   31,003.29x = 752,471,988.33
5. Step 5: Solve for x
   x = 752,471,988.33/31,003.29
6. Step 6: Final answer
   x = 24,270.71