Finding the Fourth Proportional to 31,013.38, 42,797.55 and 17,585.86

Step by Step Solution

1. Step 1: Write the proportion equation
   31,013.38 : 42,797.55 = 17,585.86 : x
2. Step 2: Convert to fraction form
   31,013.38/42,797.55 = 17,585.86/x
3. Step 3: Cross multiply
   31,013.38x = 42,797.55 × 17,585.86
4. Step 4: Simplify right side
   31,013.38x = 752,631,722.64
5. Step 5: Solve for x
   x = 752,631,722.64/31,013.38
6. Step 6: Final answer
   x = 24,267.97