Finding the Fourth Proportional to 1,032.98, 1,548.72 and 339.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,032.98 : 1,548.72 = 339.42 : x
2. Step 2: Convert to fraction form
   1,032.98/1,548.72 = 339.42/x
3. Step 3: Cross multiply
   1,032.98x = 1,548.72 × 339.42
4. Step 4: Simplify right side
   1,032.98x = 525,666.54
5. Step 5: Solve for x
   x = 525,666.54/1,032.98
6. Step 6: Final answer
   x = 508.88