Finding the Fourth Proportional to 4,150.93, 5,728.17 and 2,287.89

Step by Step Solution

1. Step 1: Write the proportion equation
   4,150.93 : 5,728.17 = 2,287.89 : x
2. Step 2: Convert to fraction form
   4,150.93/5,728.17 = 2,287.89/x
3. Step 3: Cross multiply
   4,150.93x = 5,728.17 × 2,287.89
4. Step 4: Simplify right side
   4,150.93x = 13,105,399.94
5. Step 5: Solve for x
   x = 13,105,399.94/4,150.93
6. Step 6: Final answer
   x = 3,157.22