Finding the Fourth Proportional to 11,086.92, 16,633.53 and 3,696.21

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.92 : 16,633.53 = 3,696.21 : x
2. Step 2: Convert to fraction form
   11,086.92/16,633.53 = 3,696.21/x
3. Step 3: Cross multiply
   11,086.92x = 16,633.53 × 3,696.21
4. Step 4: Simplify right side
   11,086.92x = 61,481,019.92
5. Step 5: Solve for x
   x = 61,481,019.92/11,086.92
6. Step 6: Final answer
   x = 5,545.37