Finding the Fourth Proportional to 2,404.69, 3,606.48 and 865.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.69 : 3,606.48 = 865.69 : x
2. Step 2: Convert to fraction form
   2,404.69/3,606.48 = 865.69/x
3. Step 3: Cross multiply
   2,404.69x = 3,606.48 × 865.69
4. Step 4: Simplify right side
   2,404.69x = 3,122,084.66
5. Step 5: Solve for x
   x = 3,122,084.66/2,404.69
6. Step 6: Final answer
   x = 1,298.33