Finding the Fourth Proportional to 8,867.48, 12,236.56 and 4,888.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,867.48 : 12,236.56 = 4,888.62 : x
2. Step 2: Convert to fraction form
   8,867.48/12,236.56 = 4,888.62/x
3. Step 3: Cross multiply
   8,867.48x = 12,236.56 × 4,888.62
4. Step 4: Simplify right side
   8,867.48x = 59,819,879.73
5. Step 5: Solve for x
   x = 59,819,879.73/8,867.48
6. Step 6: Final answer
   x = 6,745.99