Finding the Fourth Proportional to 1,018.14, 1,404.91 and 576.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018.14 : 1,404.91 = 576.03 : x
2. Step 2: Convert to fraction form
   1,018.14/1,404.91 = 576.03/x
3. Step 3: Cross multiply
   1,018.14x = 1,404.91 × 576.03
4. Step 4: Simplify right side
   1,018.14x = 809,270.31
5. Step 5: Solve for x
   x = 809,270.31/1,018.14
6. Step 6: Final answer
   x = 794.85