Finding the Fourth Proportional to 1,045.94, 1,567.69 and 559.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,045.94 : 1,567.69 = 559.33 : x
2. Step 2: Convert to fraction form
   1,045.94/1,567.69 = 559.33/x
3. Step 3: Cross multiply
   1,045.94x = 1,567.69 × 559.33
4. Step 4: Simplify right side
   1,045.94x = 876,850.73
5. Step 5: Solve for x
   x = 876,850.73/1,045.94
6. Step 6: Final answer
   x = 838.34