Finding the Fourth Proportional to 1,016.16, 1,524.57 and 529.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.16 : 1,524.57 = 529.55 : x
2. Step 2: Convert to fraction form
   1,016.16/1,524.57 = 529.55/x
3. Step 3: Cross multiply
   1,016.16x = 1,524.57 × 529.55
4. Step 4: Simplify right side
   1,016.16x = 807,328.42
5. Step 5: Solve for x
   x = 807,328.42/1,016.16
6. Step 6: Final answer
   x = 794.49