Finding the Fourth Proportional to 11,086.10, 16,615.26 and 5,540.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.10 : 16,615.26 = 5,540.98 : x
2. Step 2: Convert to fraction form
   11,086.10/16,615.26 = 5,540.98/x
3. Step 3: Cross multiply
   11,086.10x = 16,615.26 × 5,540.98
4. Step 4: Simplify right side
   11,086.10x = 92,064,823.35
5. Step 5: Solve for x
   x = 92,064,823.35/11,086.10
6. Step 6: Final answer
   x = 8,304.53