Finding the Fourth Proportional to 31,021.42, 42,813.71 and 17,597.54

Step by Step Solution

1. Step 1: Write the proportion equation
   31,021.42 : 42,813.71 = 17,597.54 : x
2. Step 2: Convert to fraction form
   31,021.42/42,813.71 = 17,597.54/x
3. Step 3: Cross multiply
   31,021.42x = 42,813.71 × 17,597.54
4. Step 4: Simplify right side
   31,021.42x = 753,415,974.27
5. Step 5: Solve for x
   x = 753,415,974.27/31,021.42
6. Step 6: Final answer
   x = 24,286.96