Finding the Fourth Proportional to 1,033.31, 1,426.06 and 567.65

Step by Step Solution

1. Step 1: Write the proportion equation
   1,033.31 : 1,426.06 = 567.65 : x
2. Step 2: Convert to fraction form
   1,033.31/1,426.06 = 567.65/x
3. Step 3: Cross multiply
   1,033.31x = 1,426.06 × 567.65
4. Step 4: Simplify right side
   1,033.31x = 809,507.23
5. Step 5: Solve for x
   x = 809,507.23/1,033.31
6. Step 6: Final answer
   x = 783.41