Finding the Fourth Proportional to 2,016.24, 3,025.58 and 1,286.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.24 : 3,025.58 = 1,286.08 : x
2. Step 2: Convert to fraction form
   2,016.24/3,025.58 = 1,286.08/x
3. Step 3: Cross multiply
   2,016.24x = 3,025.58 × 1,286.08
4. Step 4: Simplify right side
   2,016.24x = 3,891,137.93
5. Step 5: Solve for x
   x = 3,891,137.93/2,016.24
6. Step 6: Final answer
   x = 1,929.90