Finding the Fourth Proportional to 2,682.72, 4,022.83 and 1,017.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,682.72 : 4,022.83 = 1,017.16 : x
2. Step 2: Convert to fraction form
   2,682.72/4,022.83 = 1,017.16/x
3. Step 3: Cross multiply
   2,682.72x = 4,022.83 × 1,017.16
4. Step 4: Simplify right side
   2,682.72x = 4,091,861.76
5. Step 5: Solve for x
   x = 4,091,861.76/2,682.72
6. Step 6: Final answer
   x = 1,525.27