Finding the Fourth Proportional to 11,085.39, 16,622.55 and 3,687.27

Step by Step Solution

1. Step 1: Write the proportion equation
   11,085.39 : 16,622.55 = 3,687.27 : x
2. Step 2: Convert to fraction form
   11,085.39/16,622.55 = 3,687.27/x
3. Step 3: Cross multiply
   11,085.39x = 16,622.55 × 3,687.27
4. Step 4: Simplify right side
   11,085.39x = 61,291,829.94
5. Step 5: Solve for x
   x = 61,291,829.94/11,085.39
6. Step 6: Final answer
   x = 5,529.06