Finding the Fourth Proportional to 2,231.24, 3,076.25 and 1,831.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,231.24 : 3,076.25 = 1,831.43 : x
2. Step 2: Convert to fraction form
   2,231.24/3,076.25 = 1,831.43/x
3. Step 3: Cross multiply
   2,231.24x = 3,076.25 × 1,831.43
4. Step 4: Simplify right side
   2,231.24x = 5,633,912.00
5. Step 5: Solve for x
   x = 5,633,912.00/2,231.24
6. Step 6: Final answer
   x = 2,525.02