Finding the Fourth Proportional to 11,081.91, 16,611.69 and 5,822.85

Step by Step Solution

1. Step 1: Write the proportion equation
   11,081.91 : 16,611.69 = 5,822.85 : x
2. Step 2: Convert to fraction form
   11,081.91/16,611.69 = 5,822.85/x
3. Step 3: Cross multiply
   11,081.91x = 16,611.69 × 5,822.85
4. Step 4: Simplify right side
   11,081.91x = 96,727,379.12
5. Step 5: Solve for x
   x = 96,727,379.12/11,081.91
6. Step 6: Final answer
   x = 8,728.40