Finding the Fourth Proportional to 2,404.32, 3,603.60 and 864.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.32 : 3,603.60 = 864.48 : x
2. Step 2: Convert to fraction form
   2,404.32/3,603.60 = 864.48/x
3. Step 3: Cross multiply
   2,404.32x = 3,603.60 × 864.48
4. Step 4: Simplify right side
   2,404.32x = 3,115,240.13
5. Step 5: Solve for x
   x = 3,115,240.13/2,404.32
6. Step 6: Final answer
   x = 1,295.68