Finding the Fourth Proportional to 1,016.75, 1,526.82 and 634.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.75 : 1,526.82 = 634.43 : x
2. Step 2: Convert to fraction form
   1,016.75/1,526.82 = 634.43/x
3. Step 3: Cross multiply
   1,016.75x = 1,526.82 × 634.43
4. Step 4: Simplify right side
   1,016.75x = 968,661.85
5. Step 5: Solve for x
   x = 968,661.85/1,016.75
6. Step 6: Final answer
   x = 952.70