Finding the Fourth Proportional to 4,272.18, 5,895.72 and 3,222.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,272.18 : 5,895.72 = 3,222.42 : x
2. Step 2: Convert to fraction form
   4,272.18/5,895.72 = 3,222.42/x
3. Step 3: Cross multiply
   4,272.18x = 5,895.72 × 3,222.42
4. Step 4: Simplify right side
   4,272.18x = 18,998,486.04
5. Step 5: Solve for x
   x = 18,998,486.04/4,272.18
6. Step 6: Final answer
   x = 4,447.02