Finding the Fourth Proportional to 31,017.77, 42,814.27 and 17,597.95

Step by Step Solution

1. Step 1: Write the proportion equation
   31,017.77 : 42,814.27 = 17,597.95 : x
2. Step 2: Convert to fraction form
   31,017.77/42,814.27 = 17,597.95/x
3. Step 3: Cross multiply
   31,017.77x = 42,814.27 × 17,597.95
4. Step 4: Simplify right side
   31,017.77x = 753,443,382.75
5. Step 5: Solve for x
   x = 753,443,382.75/31,017.77
6. Step 6: Final answer
   x = 24,290.70