Finding the Fourth Proportional to 2,410.24, 3,615.88 and 850.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,410.24 : 3,615.88 = 850.18 : x
2. Step 2: Convert to fraction form
   2,410.24/3,615.88 = 850.18/x
3. Step 3: Cross multiply
   2,410.24x = 3,615.88 × 850.18
4. Step 4: Simplify right side
   2,410.24x = 3,074,148.86
5. Step 5: Solve for x
   x = 3,074,148.86/2,410.24
6. Step 6: Final answer
   x = 1,275.45