Finding the Fourth Proportional to 2,360.24, 3,540.89 and 800.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,360.24 : 3,540.89 = 800.16 : x
2. Step 2: Convert to fraction form
   2,360.24/3,540.89 = 800.16/x
3. Step 3: Cross multiply
   2,360.24x = 3,540.89 × 800.16
4. Step 4: Simplify right side
   2,360.24x = 2,833,278.54
5. Step 5: Solve for x
   x = 2,833,278.54/2,360.24
6. Step 6: Final answer
   x = 1,200.42