Finding the Fourth Proportional to 3,659.42, 5,049.98 and 2,168.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,659.42 : 5,049.98 = 2,168.08 : x
2. Step 2: Convert to fraction form
   3,659.42/5,049.98 = 2,168.08/x
3. Step 3: Cross multiply
   3,659.42x = 5,049.98 × 2,168.08
4. Step 4: Simplify right side
   3,659.42x = 10,948,735.39
5. Step 5: Solve for x
   x = 10,948,735.39/3,659.42
6. Step 6: Final answer
   x = 2,991.93