Finding the Fourth Proportional to 2,399.58, 3,610.35 and 1,426.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.58 : 3,610.35 = 1,426.41 : x
2. Step 2: Convert to fraction form
   2,399.58/3,610.35 = 1,426.41/x
3. Step 3: Cross multiply
   2,399.58x = 3,610.35 × 1,426.41
4. Step 4: Simplify right side
   2,399.58x = 5,149,839.34
5. Step 5: Solve for x
   x = 5,149,839.34/2,399.58
6. Step 6: Final answer
   x = 2,146.14