Finding the Fourth Proportional to 8,851.89, 13,286.04 and 4,472.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,851.89 : 13,286.04 = 4,472.42 : x
2. Step 2: Convert to fraction form
   8,851.89/13,286.04 = 4,472.42/x
3. Step 3: Cross multiply
   8,851.89x = 13,286.04 × 4,472.42
4. Step 4: Simplify right side
   8,851.89x = 59,420,751.02
5. Step 5: Solve for x
   x = 59,420,751.02/8,851.89
6. Step 6: Final answer
   x = 6,712.78