Finding the Fourth Proportional to 8,048.58, 12,074.49 and 2,854.86

Step by Step Solution

1. Step 1: Write the proportion equation
   8,048.58 : 12,074.49 = 2,854.86 : x
2. Step 2: Convert to fraction form
   8,048.58/12,074.49 = 2,854.86/x
3. Step 3: Cross multiply
   8,048.58x = 12,074.49 × 2,854.86
4. Step 4: Simplify right side
   8,048.58x = 34,470,978.52
5. Step 5: Solve for x
   x = 34,470,978.52/8,048.58
6. Step 6: Final answer
   x = 4,282.86