Finding the Fourth Proportional to 11,082.24, 16,618.64 and 3,684.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,082.24 : 16,618.64 = 3,684.72 : x
2. Step 2: Convert to fraction form
   11,082.24/16,618.64 = 3,684.72/x
3. Step 3: Cross multiply
   11,082.24x = 16,618.64 × 3,684.72
4. Step 4: Simplify right side
   11,082.24x = 61,235,035.18
5. Step 5: Solve for x
   x = 61,235,035.18/11,082.24
6. Step 6: Final answer
   x = 5,525.51