Finding the Fourth Proportional to 1,016.52, 1,523.34 and 553.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.52 : 1,523.34 = 553.92 : x
2. Step 2: Convert to fraction form
   1,016.52/1,523.34 = 553.92/x
3. Step 3: Cross multiply
   1,016.52x = 1,523.34 × 553.92
4. Step 4: Simplify right side
   1,016.52x = 843,808.49
5. Step 5: Solve for x
   x = 843,808.49/1,016.52
6. Step 6: Final answer
   x = 830.10