Finding the Fourth Proportional to 11,076.37, 16,616.21 and 3,577.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,076.37 : 16,616.21 = 3,577.42 : x
2. Step 2: Convert to fraction form
   11,076.37/16,616.21 = 3,577.42/x
3. Step 3: Cross multiply
   11,076.37x = 16,616.21 × 3,577.42
4. Step 4: Simplify right side
   11,076.37x = 59,443,161.98
5. Step 5: Solve for x
   x = 59,443,161.98/11,076.37
6. Step 6: Final answer
   x = 5,366.66