Finding the Fourth Proportional to 10,794.69, 14,880.78 and 8,557.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,794.69 : 14,880.78 = 8,557.29 : x
2. Step 2: Convert to fraction form
   10,794.69/14,880.78 = 8,557.29/x
3. Step 3: Cross multiply
   10,794.69x = 14,880.78 × 8,557.29
4. Step 4: Simplify right side
   10,794.69x = 127,339,149.89
5. Step 5: Solve for x
   x = 127,339,149.89/10,794.69
6. Step 6: Final answer
   x = 11,796.46