Finding the Fourth Proportional to 1,061.82, 1,592.79 and 331.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.82 : 1,592.79 = 331.38 : x
2. Step 2: Convert to fraction form
   1,061.82/1,592.79 = 331.38/x
3. Step 3: Cross multiply
   1,061.82x = 1,592.79 × 331.38
4. Step 4: Simplify right side
   1,061.82x = 527,818.75
5. Step 5: Solve for x
   x = 527,818.75/1,061.82
6. Step 6: Final answer
   x = 497.09