Finding the Fourth Proportional to 1,033.98, 1,550.22 and 340.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,033.98 : 1,550.22 = 340.42 : x
2. Step 2: Convert to fraction form
   1,033.98/1,550.22 = 340.42/x
3. Step 3: Cross multiply
   1,033.98x = 1,550.22 × 340.42
4. Step 4: Simplify right side
   1,033.98x = 527,725.89
5. Step 5: Solve for x
   x = 527,725.89/1,033.98
6. Step 6: Final answer
   x = 510.38