Finding the Fourth Proportional to 1,018.96, 1,405.91 and 599.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018.96 : 1,405.91 = 599.33 : x
2. Step 2: Convert to fraction form
   1,018.96/1,405.91 = 599.33/x
3. Step 3: Cross multiply
   1,018.96x = 1,405.91 × 599.33
4. Step 4: Simplify right side
   1,018.96x = 842,604.04
5. Step 5: Solve for x
   x = 842,604.04/1,018.96
6. Step 6: Final answer
   x = 826.93