Finding the Fourth Proportional to 2,617.52, 3,923.24 and 1,229.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,617.52 : 3,923.24 = 1,229.99 : x
2. Step 2: Convert to fraction form
   2,617.52/3,923.24 = 1,229.99/x
3. Step 3: Cross multiply
   2,617.52x = 3,923.24 × 1,229.99
4. Step 4: Simplify right side
   2,617.52x = 4,825,520.20
5. Step 5: Solve for x
   x = 4,825,520.20/2,617.52
6. Step 6: Final answer
   x = 1,843.55