Finding the Fourth Proportional to 2,404.20, 3,603.60 and 1,017.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.20 : 3,603.60 = 1,017.30 : x
2. Step 2: Convert to fraction form
   2,404.20/3,603.60 = 1,017.30/x
3. Step 3: Cross multiply
   2,404.20x = 3,603.60 × 1,017.30
4. Step 4: Simplify right side
   2,404.20x = 3,665,942.28
5. Step 5: Solve for x
   x = 3,665,942.28/2,404.20
6. Step 6: Final answer
   x = 1,524.81