Finding the Fourth Proportional to 1,227.69, 1,841.25 and 350.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,227.69 : 1,841.25 = 350.17 : x
2. Step 2: Convert to fraction form
   1,227.69/1,841.25 = 350.17/x
3. Step 3: Cross multiply
   1,227.69x = 1,841.25 × 350.17
4. Step 4: Simplify right side
   1,227.69x = 644,751.50
5. Step 5: Solve for x
   x = 644,751.50/1,227.69
6. Step 6: Final answer
   x = 525.17