Finding the Fourth Proportional to 11,086.75, 16,641.42 and 5,544.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.75 : 16,641.42 = 5,544.10 : x
2. Step 2: Convert to fraction form
   11,086.75/16,641.42 = 5,544.10/x
3. Step 3: Cross multiply
   11,086.75x = 16,641.42 × 5,544.10
4. Step 4: Simplify right side
   11,086.75x = 92,261,696.62
5. Step 5: Solve for x
   x = 92,261,696.62/11,086.75
6. Step 6: Final answer
   x = 8,321.80