Finding the Fourth Proportional to 8,042.48, 12,067.56 and 2,850.80

Step by Step Solution

1. Step 1: Write the proportion equation
   8,042.48 : 12,067.56 = 2,850.80 : x
2. Step 2: Convert to fraction form
   8,042.48/12,067.56 = 2,850.80/x
3. Step 3: Cross multiply
   8,042.48x = 12,067.56 × 2,850.80
4. Step 4: Simplify right side
   8,042.48x = 34,402,200.05
5. Step 5: Solve for x
   x = 34,402,200.05/8,042.48
6. Step 6: Final answer
   x = 4,277.56