Finding the Fourth Proportional to 3,222.27, 4,829.72 and 1,487.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,222.27 : 4,829.72 = 1,487.25 : x
2. Step 2: Convert to fraction form
   3,222.27/4,829.72 = 1,487.25/x
3. Step 3: Cross multiply
   3,222.27x = 4,829.72 × 1,487.25
4. Step 4: Simplify right side
   3,222.27x = 7,182,993.63
5. Step 5: Solve for x
   x = 7,182,993.63/3,222.27
6. Step 6: Final answer
   x = 2,229.17