Finding the Fourth Proportional to 11,399.82, 17,102.49 and 5,555.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,399.82 : 17,102.49 = 5,555.10 : x
2. Step 2: Convert to fraction form
   11,399.82/17,102.49 = 5,555.10/x
3. Step 3: Cross multiply
   11,399.82x = 17,102.49 × 5,555.10
4. Step 4: Simplify right side
   11,399.82x = 95,006,042.20
5. Step 5: Solve for x
   x = 95,006,042.20/11,399.82
6. Step 6: Final answer
   x = 8,333.99