Finding the Fourth Proportional to 3,831.16, 5,749.02 and 3,588.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,831.16 : 5,749.02 = 3,588.20 : x
2. Step 2: Convert to fraction form
   3,831.16/5,749.02 = 3,588.20/x
3. Step 3: Cross multiply
   3,831.16x = 5,749.02 × 3,588.20
4. Step 4: Simplify right side
   3,831.16x = 20,628,633.56
5. Step 5: Solve for x
   x = 20,628,633.56/3,831.16
6. Step 6: Final answer
   x = 5,384.44