Finding the Fourth Proportional to 8,152.67, 12,231.07 and 2,309.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,152.67 : 12,231.07 = 2,309.33 : x
2. Step 2: Convert to fraction form
   8,152.67/12,231.07 = 2,309.33/x
3. Step 3: Cross multiply
   8,152.67x = 12,231.07 × 2,309.33
4. Step 4: Simplify right side
   8,152.67x = 28,245,601.69
5. Step 5: Solve for x
   x = 28,245,601.69/8,152.67
6. Step 6: Final answer
   x = 3,464.58