Finding the Fourth Proportional to 11,088.83, 16,629.79 and 3,691.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,088.83 : 16,629.79 = 3,691.56 : x
2. Step 2: Convert to fraction form
   11,088.83/16,629.79 = 3,691.56/x
3. Step 3: Cross multiply
   11,088.83x = 16,629.79 × 3,691.56
4. Step 4: Simplify right side
   11,088.83x = 61,389,867.57
5. Step 5: Solve for x
   x = 61,389,867.57/11,088.83
6. Step 6: Final answer
   x = 5,536.19