Finding the Fourth Proportional to 1,018.04, 1,404.88 and 575.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018.04 : 1,404.88 = 575.88 : x
2. Step 2: Convert to fraction form
   1,018.04/1,404.88 = 575.88/x
3. Step 3: Cross multiply
   1,018.04x = 1,404.88 × 575.88
4. Step 4: Simplify right side
   1,018.04x = 809,042.29
5. Step 5: Solve for x
   x = 809,042.29/1,018.04
6. Step 6: Final answer
   x = 794.71