Finding the Fourth Proportional to 31,020.62, 42,807.56 and 17,593.11

Step by Step Solution

1. Step 1: Write the proportion equation
   31,020.62 : 42,807.56 = 17,593.11 : x
2. Step 2: Convert to fraction form
   31,020.62/42,807.56 = 17,593.11/x
3. Step 3: Cross multiply
   31,020.62x = 42,807.56 × 17,593.11
4. Step 4: Simplify right side
   31,020.62x = 753,118,023.95
5. Step 5: Solve for x
   x = 753,118,023.95/31,020.62
6. Step 6: Final answer
   x = 24,277.98