Finding the Fourth Proportional to 1,016.55, 1,401.80 and 750.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.55 : 1,401.80 = 750.53 : x
2. Step 2: Convert to fraction form
   1,016.55/1,401.80 = 750.53/x
3. Step 3: Cross multiply
   1,016.55x = 1,401.80 × 750.53
4. Step 4: Simplify right side
   1,016.55x = 1,052,092.71
5. Step 5: Solve for x
   x = 1,052,092.71/1,016.55
6. Step 6: Final answer
   x = 1,034.96