Finding the Fourth Proportional to 1,276.03, 1,760.56 and 752.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,276.03 : 1,760.56 = 752.05 : x
2. Step 2: Convert to fraction form
   1,276.03/1,760.56 = 752.05/x
3. Step 3: Cross multiply
   1,276.03x = 1,760.56 × 752.05
4. Step 4: Simplify right side
   1,276.03x = 1,324,029.15
5. Step 5: Solve for x
   x = 1,324,029.15/1,276.03
6. Step 6: Final answer
   x = 1,037.62