Finding the Fourth Proportional to 1,061.84, 1,592.24 and 331.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.84 : 1,592.24 = 331.12 : x
2. Step 2: Convert to fraction form
   1,061.84/1,592.24 = 331.12/x
3. Step 3: Cross multiply
   1,061.84x = 1,592.24 × 331.12
4. Step 4: Simplify right side
   1,061.84x = 527,222.51
5. Step 5: Solve for x
   x = 527,222.51/1,061.84
6. Step 6: Final answer
   x = 496.52