Finding the Fourth Proportional to 2,016.52, 3,024.06 and 862

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.52 : 3,024.06 = 862 : x
2. Step 2: Convert to fraction form
   2,016.52/3,024.06 = 862/x
3. Step 3: Cross multiply
   2,016.52x = 3,024.06 × 862
4. Step 4: Simplify right side
   2,016.52x = 2,606,739.72
5. Step 5: Solve for x
   x = 2,606,739.72/2,016.52
6. Step 6: Final answer
   x = 1,292.69