Finding the Fourth Proportional to 6,643.50, 9,168.03 and 3,659.33

Step by Step Solution

1. Step 1: Write the proportion equation
   6,643.50 : 9,168.03 = 3,659.33 : x
2. Step 2: Convert to fraction form
   6,643.50/9,168.03 = 3,659.33/x
3. Step 3: Cross multiply
   6,643.50x = 9,168.03 × 3,659.33
4. Step 4: Simplify right side
   6,643.50x = 33,548,844.39
5. Step 5: Solve for x
   x = 33,548,844.39/6,643.50
6. Step 6: Final answer
   x = 5,049.88