Finding the Fourth Proportional to 3,221.82, 4,831.83 and 1,141.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,221.82 : 4,831.83 = 1,141.29 : x
2. Step 2: Convert to fraction form
   3,221.82/4,831.83 = 1,141.29/x
3. Step 3: Cross multiply
   3,221.82x = 4,831.83 × 1,141.29
4. Step 4: Simplify right side
   3,221.82x = 5,514,519.26
5. Step 5: Solve for x
   x = 5,514,519.26/3,221.82
6. Step 6: Final answer
   x = 1,711.62