Finding the Fourth Proportional to 10,831.14, 16,247.16 and 3,435.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,831.14 : 16,247.16 = 3,435.42 : x
2. Step 2: Convert to fraction form
   10,831.14/16,247.16 = 3,435.42/x
3. Step 3: Cross multiply
   10,831.14x = 16,247.16 × 3,435.42
4. Step 4: Simplify right side
   10,831.14x = 55,815,818.41
5. Step 5: Solve for x
   x = 55,815,818.41/10,831.14
6. Step 6: Final answer
   x = 5,153.27