Finding the Fourth Proportional to 1,018.09, 1,404.93 and 576.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018.09 : 1,404.93 = 576.10 : x
2. Step 2: Convert to fraction form
   1,018.09/1,404.93 = 576.10/x
3. Step 3: Cross multiply
   1,018.09x = 1,404.93 × 576.10
4. Step 4: Simplify right side
   1,018.09x = 809,380.17
5. Step 5: Solve for x
   x = 809,380.17/1,018.09
6. Step 6: Final answer
   x = 795.00