Finding the Fourth Proportional to 1,016.84, 1,524.69 and 323.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.84 : 1,524.69 = 323.39 : x
2. Step 2: Convert to fraction form
   1,016.84/1,524.69 = 323.39/x
3. Step 3: Cross multiply
   1,016.84x = 1,524.69 × 323.39
4. Step 4: Simplify right side
   1,016.84x = 493,061.88
5. Step 5: Solve for x
   x = 493,061.88/1,016.84
6. Step 6: Final answer
   x = 484.90