Finding the Fourth Proportional to 2,426.24, 3,646.17 and 1,439.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.24 : 3,646.17 = 1,439.52 : x
2. Step 2: Convert to fraction form
   2,426.24/3,646.17 = 1,439.52/x
3. Step 3: Cross multiply
   2,426.24x = 3,646.17 × 1,439.52
4. Step 4: Simplify right side
   2,426.24x = 5,248,734.64
5. Step 5: Solve for x
   x = 5,248,734.64/2,426.24
6. Step 6: Final answer
   x = 2,163.32