Finding the Fourth Proportional to 9,831.42, 14,747.16 and 3,591.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,831.42 : 14,747.16 = 3,591.60 : x
2. Step 2: Convert to fraction form
   9,831.42/14,747.16 = 3,591.60/x
3. Step 3: Cross multiply
   9,831.42x = 14,747.16 × 3,591.60
4. Step 4: Simplify right side
   9,831.42x = 52,965,899.86
5. Step 5: Solve for x
   x = 52,965,899.86/9,831.42
6. Step 6: Final answer
   x = 5,387.41