Finding the Fourth Proportional to 2,399.95, 3,597.22 and 1,013.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.95 : 3,597.22 = 1,013.05 : x
2. Step 2: Convert to fraction form
   2,399.95/3,597.22 = 1,013.05/x
3. Step 3: Cross multiply
   2,399.95x = 3,597.22 × 1,013.05
4. Step 4: Simplify right side
   2,399.95x = 3,644,163.72
5. Step 5: Solve for x
   x = 3,644,163.72/2,399.95
6. Step 6: Final answer
   x = 1,518.43