Finding the Fourth Proportional to 12,379.52, 17,084.18 and 8,851.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,379.52 : 17,084.18 = 8,851.16 : x
2. Step 2: Convert to fraction form
   12,379.52/17,084.18 = 8,851.16/x
3. Step 3: Cross multiply
   12,379.52x = 17,084.18 × 8,851.16
4. Step 4: Simplify right side
   12,379.52x = 151,214,810.65
5. Step 5: Solve for x
   x = 151,214,810.65/12,379.52
6. Step 6: Final answer
   x = 12,214.92