Finding the Fourth Proportional to 3,723.11, 5,584.59 and 949.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,723.11 : 5,584.59 = 949.72 : x
2. Step 2: Convert to fraction form
   3,723.11/5,584.59 = 949.72/x
3. Step 3: Cross multiply
   3,723.11x = 5,584.59 × 949.72
4. Step 4: Simplify right side
   3,723.11x = 5,303,792.07
5. Step 5: Solve for x
   x = 5,303,792.07/3,723.11
6. Step 6: Final answer
   x = 1,424.56