Finding the Fourth Proportional to 3,608.29, 5,414.24 and 1,661.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,608.29 : 5,414.24 = 1,661.86 : x
2. Step 2: Convert to fraction form
   3,608.29/5,414.24 = 1,661.86/x
3. Step 3: Cross multiply
   3,608.29x = 5,414.24 × 1,661.86
4. Step 4: Simplify right side
   3,608.29x = 8,997,708.89
5. Step 5: Solve for x
   x = 8,997,708.89/3,608.29
6. Step 6: Final answer
   x = 2,493.62