Finding the Fourth Proportional to 11,076.10, 16,616.55 and 3,679.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,076.10 : 16,616.55 = 3,679.30 : x
2. Step 2: Convert to fraction form
   11,076.10/16,616.55 = 3,679.30/x
3. Step 3: Cross multiply
   11,076.10x = 16,616.55 × 3,679.30
4. Step 4: Simplify right side
   11,076.10x = 61,137,272.42
5. Step 5: Solve for x
   x = 61,137,272.42/11,076.10
6. Step 6: Final answer
   x = 5,519.75