Finding the Fourth Proportional to 1,032.18, 1,547.86 and 338.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,032.18 : 1,547.86 = 338.82 : x
2. Step 2: Convert to fraction form
   1,032.18/1,547.86 = 338.82/x
3. Step 3: Cross multiply
   1,032.18x = 1,547.86 × 338.82
4. Step 4: Simplify right side
   1,032.18x = 524,436.49
5. Step 5: Solve for x
   x = 524,436.49/1,032.18
6. Step 6: Final answer
   x = 508.09