Finding the Fourth Proportional to 2,399.46, 3,599.46 and 1,305.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.46 : 3,599.46 = 1,305.42 : x
2. Step 2: Convert to fraction form
   2,399.46/3,599.46 = 1,305.42/x
3. Step 3: Cross multiply
   2,399.46x = 3,599.46 × 1,305.42
4. Step 4: Simplify right side
   2,399.46x = 4,698,807.07
5. Step 5: Solve for x
   x = 4,698,807.07/2,399.46
6. Step 6: Final answer
   x = 1,958.28