Finding the Fourth Proportional to 11,086.42, 16,620.85 and 5,536.71

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.42 : 16,620.85 = 5,536.71 : x
2. Step 2: Convert to fraction form
   11,086.42/16,620.85 = 5,536.71/x
3. Step 3: Cross multiply
   11,086.42x = 16,620.85 × 5,536.71
4. Step 4: Simplify right side
   11,086.42x = 92,024,826.40
5. Step 5: Solve for x
   x = 92,024,826.40/11,086.42
6. Step 6: Final answer
   x = 8,300.68