Finding the Fourth Proportional to 8,048.25, 12,072.78 and 2,854.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,048.25 : 12,072.78 = 2,854.53 : x
2. Step 2: Convert to fraction form
   8,048.25/12,072.78 = 2,854.53/x
3. Step 3: Cross multiply
   8,048.25x = 12,072.78 × 2,854.53
4. Step 4: Simplify right side
   8,048.25x = 34,462,112.69
5. Step 5: Solve for x
   x = 34,462,112.69/8,048.25
6. Step 6: Final answer
   x = 4,281.94