Finding the Fourth Proportional to 8,854.29, 12,218.49 and 5,076.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,854.29 : 12,218.49 = 5,076.72 : x
2. Step 2: Convert to fraction form
   8,854.29/12,218.49 = 5,076.72/x
3. Step 3: Cross multiply
   8,854.29x = 12,218.49 × 5,076.72
4. Step 4: Simplify right side
   8,854.29x = 62,029,852.55
5. Step 5: Solve for x
   x = 62,029,852.55/8,854.29
6. Step 6: Final answer
   x = 7,005.63