Finding the Fourth Proportional to 1,351.92, 1,865.48 and 754.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,351.92 : 1,865.48 = 754.27 : x
2. Step 2: Convert to fraction form
   1,351.92/1,865.48 = 754.27/x
3. Step 3: Cross multiply
   1,351.92x = 1,865.48 × 754.27
4. Step 4: Simplify right side
   1,351.92x = 1,407,072.82
5. Step 5: Solve for x
   x = 1,407,072.82/1,351.92
6. Step 6: Final answer
   x = 1,040.80