Finding the Fourth Proportional to 9,831.27, 13,567.50 and 5,354.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,831.27 : 13,567.50 = 5,354.81 : x
2. Step 2: Convert to fraction form
   9,831.27/13,567.50 = 5,354.81/x
3. Step 3: Cross multiply
   9,831.27x = 13,567.50 × 5,354.81
4. Step 4: Simplify right side
   9,831.27x = 72,651,316.84
5. Step 5: Solve for x
   x = 72,651,316.84/9,831.27
6. Step 6: Final answer
   x = 7,389.82