Finding the Fourth Proportional to 2,455.72, 3,684.24 and 995.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,455.72 : 3,684.24 = 995.86 : x
2. Step 2: Convert to fraction form
   2,455.72/3,684.24 = 995.86/x
3. Step 3: Cross multiply
   2,455.72x = 3,684.24 × 995.86
4. Step 4: Simplify right side
   2,455.72x = 3,668,987.25
5. Step 5: Solve for x
   x = 3,668,987.25/2,455.72
6. Step 6: Final answer
   x = 1,494.06