Finding the Fourth Proportional to 4,168.42, 5,754.50 and 3,222.07

Step by Step Solution

1. Step 1: Write the proportion equation
   4,168.42 : 5,754.50 = 3,222.07 : x
2. Step 2: Convert to fraction form
   4,168.42/5,754.50 = 3,222.07/x
3. Step 3: Cross multiply
   4,168.42x = 5,754.50 × 3,222.07
4. Step 4: Simplify right side
   4,168.42x = 18,541,401.53
5. Step 5: Solve for x
   x = 18,541,401.53/4,168.42
6. Step 6: Final answer
   x = 4,448.07