Finding the Fourth Proportional to 11,754.54, 17,636.42 and 5,176.11

Step by Step Solution

1. Step 1: Write the proportion equation
   11,754.54 : 17,636.42 = 5,176.11 : x
2. Step 2: Convert to fraction form
   11,754.54/17,636.42 = 5,176.11/x
3. Step 3: Cross multiply
   11,754.54x = 17,636.42 × 5,176.11
4. Step 4: Simplify right side
   11,754.54x = 91,288,049.93
5. Step 5: Solve for x
   x = 91,288,049.93/11,754.54
6. Step 6: Final answer
   x = 7,766.20