Finding the Fourth Proportional to 8,829.50, 13,212.72 and 7,673.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,829.50 : 13,212.72 = 7,673.18 : x
2. Step 2: Convert to fraction form
   8,829.50/13,212.72 = 7,673.18/x
3. Step 3: Cross multiply
   8,829.50x = 13,212.72 × 7,673.18
4. Step 4: Simplify right side
   8,829.50x = 101,383,512.79
5. Step 5: Solve for x
   x = 101,383,512.79/8,829.50
6. Step 6: Final answer
   x = 11,482.37