Finding the Fourth Proportional to 12,185.48, 16,815.82 and 6,880.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,185.48 : 16,815.82 = 6,880.52 : x
2. Step 2: Convert to fraction form
   12,185.48/16,815.82 = 6,880.52/x
3. Step 3: Cross multiply
   12,185.48x = 16,815.82 × 6,880.52
4. Step 4: Simplify right side
   12,185.48x = 115,701,585.83
5. Step 5: Solve for x
   x = 115,701,585.83/12,185.48
6. Step 6: Final answer
   x = 9,495.04