Finding the Fourth Proportional to 8,233.20, 12,356.28 and 3,040.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,233.20 : 12,356.28 = 3,040.56 : x
2. Step 2: Convert to fraction form
   8,233.20/12,356.28 = 3,040.56/x
3. Step 3: Cross multiply
   8,233.20x = 12,356.28 × 3,040.56
4. Step 4: Simplify right side
   8,233.20x = 37,570,010.72
5. Step 5: Solve for x
   x = 37,570,010.72/8,233.20
6. Step 6: Final answer
   x = 4,563.23