Finding the Fourth Proportional to 11,123.82, 16,687.59 and 5,576.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,123.82 : 16,687.59 = 5,576.13 : x
2. Step 2: Convert to fraction form
   11,123.82/16,687.59 = 5,576.13/x
3. Step 3: Cross multiply
   11,123.82x = 16,687.59 × 5,576.13
4. Step 4: Simplify right side
   11,123.82x = 93,052,171.23
5. Step 5: Solve for x
   x = 93,052,171.23/11,123.82
6. Step 6: Final answer
   x = 8,365.13