Finding the Fourth Proportional to 8,047.71, 12,067.61 and 3,366.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,047.71 : 12,067.61 = 3,366.31 : x
2. Step 2: Convert to fraction form
   8,047.71/12,067.61 = 3,366.31/x
3. Step 3: Cross multiply
   8,047.71x = 12,067.61 × 3,366.31
4. Step 4: Simplify right side
   8,047.71x = 40,623,299.39
5. Step 5: Solve for x
   x = 40,623,299.39/8,047.71
6. Step 6: Final answer
   x = 5,047.81