Finding the Fourth Proportional to 9,300.75, 12,831.83 and 5,945.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.75 : 12,831.83 = 5,945.52 : x
2. Step 2: Convert to fraction form
   9,300.75/12,831.83 = 5,945.52/x
3. Step 3: Cross multiply
   9,300.75x = 12,831.83 × 5,945.52
4. Step 4: Simplify right side
   9,300.75x = 76,291,942.59
5. Step 5: Solve for x
   x = 76,291,942.59/9,300.75
6. Step 6: Final answer
   x = 8,202.78