Finding the Fourth Proportional to 1,014.82, 1,522.02 and 321.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,014.82 : 1,522.02 = 321.37 : x
2. Step 2: Convert to fraction form
   1,014.82/1,522.02 = 321.37/x
3. Step 3: Cross multiply
   1,014.82x = 1,522.02 × 321.37
4. Step 4: Simplify right side
   1,014.82x = 489,123.96
5. Step 5: Solve for x
   x = 489,123.96/1,014.82
6. Step 6: Final answer
   x = 481.98