Finding the Fourth Proportional to 31,030.38, 42,831.54 and 17,610.54

Step by Step Solution

1. Step 1: Write the proportion equation
   31,030.38 : 42,831.54 = 17,610.54 : x
2. Step 2: Convert to fraction form
   31,030.38/42,831.54 = 17,610.54/x
3. Step 3: Cross multiply
   31,030.38x = 42,831.54 × 17,610.54
4. Step 4: Simplify right side
   31,030.38x = 754,286,548.43
5. Step 5: Solve for x
   x = 754,286,548.43/31,030.38
6. Step 6: Final answer
   x = 24,308.00