Finding the Fourth Proportional to 8,040.37, 12,062.46 and 3,357.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,040.37 : 12,062.46 = 3,357.78 : x
2. Step 2: Convert to fraction form
   8,040.37/12,062.46 = 3,357.78/x
3. Step 3: Cross multiply
   8,040.37x = 12,062.46 × 3,357.78
4. Step 4: Simplify right side
   8,040.37x = 40,503,086.94
5. Step 5: Solve for x
   x = 40,503,086.94/8,040.37
6. Step 6: Final answer
   x = 5,037.47