Finding the Fourth Proportional to 8,043.42, 12,067.42 and 3,114.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,043.42 : 12,067.42 = 3,114.50 : x
2. Step 2: Convert to fraction form
   8,043.42/12,067.42 = 3,114.50/x
3. Step 3: Cross multiply
   8,043.42x = 12,067.42 × 3,114.50
4. Step 4: Simplify right side
   8,043.42x = 37,583,979.59
5. Step 5: Solve for x
   x = 37,583,979.59/8,043.42
6. Step 6: Final answer
   x = 4,672.64