Finding the Fourth Proportional to 11,082.02, 16,601.15 and 8,311.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,082.02 : 16,601.15 = 8,311.82 : x
2. Step 2: Convert to fraction form
   11,082.02/16,601.15 = 8,311.82/x
3. Step 3: Cross multiply
   11,082.02x = 16,601.15 × 8,311.82
4. Step 4: Simplify right side
   11,082.02x = 137,985,708.37
5. Step 5: Solve for x
   x = 137,985,708.37/11,082.02
6. Step 6: Final answer
   x = 12,451.32