Finding the Fourth Proportional to 2,401.92, 3,603.18 and 1,015.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.92 : 3,603.18 = 1,015.32 : x
2. Step 2: Convert to fraction form
   2,401.92/3,603.18 = 1,015.32/x
3. Step 3: Cross multiply
   2,401.92x = 3,603.18 × 1,015.32
4. Step 4: Simplify right side
   2,401.92x = 3,658,380.72
5. Step 5: Solve for x
   x = 3,658,380.72/2,401.92
6. Step 6: Final answer
   x = 1,523.11