Finding the Fourth Proportional to 2,287.69, 3,158.19 and 1,449.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287.69 : 3,158.19 = 1,449.27 : x
2. Step 2: Convert to fraction form
   2,287.69/3,158.19 = 1,449.27/x
3. Step 3: Cross multiply
   2,287.69x = 3,158.19 × 1,449.27
4. Step 4: Simplify right side
   2,287.69x = 4,577,070.02
5. Step 5: Solve for x
   x = 4,577,070.02/2,287.69
6. Step 6: Final answer
   x = 2,000.74