Finding the Fourth Proportional to 3,223.50, 4,831.98 and 1,143

Step by Step Solution

1. Step 1: Write the proportion equation
   3,223.50 : 4,831.98 = 1,143 : x
2. Step 2: Convert to fraction form
   3,223.50/4,831.98 = 1,143/x
3. Step 3: Cross multiply
   3,223.50x = 4,831.98 × 1,143
4. Step 4: Simplify right side
   3,223.50x = 5,522,953.14
5. Step 5: Solve for x
   x = 5,522,953.14/3,223.50
6. Step 6: Final answer
   x = 1,713.34