Finding the Fourth Proportional to 1,033.33, 1,425.99 and 561.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,033.33 : 1,425.99 = 561.22 : x
2. Step 2: Convert to fraction form
   1,033.33/1,425.99 = 561.22/x
3. Step 3: Cross multiply
   1,033.33x = 1,425.99 × 561.22
4. Step 4: Simplify right side
   1,033.33x = 800,300.67
5. Step 5: Solve for x
   x = 800,300.67/1,033.33
6. Step 6: Final answer
   x = 774.49