Finding the Fourth Proportional to 1,034.18, 1,550.86 and 340.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,034.18 : 1,550.86 = 340.82 : x
2. Step 2: Convert to fraction form
   1,034.18/1,550.86 = 340.82/x
3. Step 3: Cross multiply
   1,034.18x = 1,550.86 × 340.82
4. Step 4: Simplify right side
   1,034.18x = 528,564.11
5. Step 5: Solve for x
   x = 528,564.11/1,034.18
6. Step 6: Final answer
   x = 511.09