Finding the Fourth Proportional to 2,449.24, 3,674.34 and 1,423

Step by Step Solution

1. Step 1: Write the proportion equation
   2,449.24 : 3,674.34 = 1,423 : x
2. Step 2: Convert to fraction form
   2,449.24/3,674.34 = 1,423/x
3. Step 3: Cross multiply
   2,449.24x = 3,674.34 × 1,423
4. Step 4: Simplify right side
   2,449.24x = 5,228,585.82
5. Step 5: Solve for x
   x = 5,228,585.82/2,449.24
6. Step 6: Final answer
   x = 2,134.78