Finding the Fourth Proportional to 1,033.42, 1,426.06 and 585.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,033.42 : 1,426.06 = 585.31 : x
2. Step 2: Convert to fraction form
   1,033.42/1,426.06 = 585.31/x
3. Step 3: Cross multiply
   1,033.42x = 1,426.06 × 585.31
4. Step 4: Simplify right side
   1,033.42x = 834,687.18
5. Step 5: Solve for x
   x = 834,687.18/1,033.42
6. Step 6: Final answer
   x = 807.69