Finding the Fourth Proportional to 11,086.96, 16,632.08 and 3,691.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.96 : 16,632.08 = 3,691.68 : x
2. Step 2: Convert to fraction form
   11,086.96/16,632.08 = 3,691.68/x
3. Step 3: Cross multiply
   11,086.96x = 16,632.08 × 3,691.68
4. Step 4: Simplify right side
   11,086.96x = 61,400,317.09
5. Step 5: Solve for x
   x = 61,400,317.09/11,086.96
6. Step 6: Final answer
   x = 5,538.07