Finding the Fourth Proportional to 1,034.04, 1,550.52 and 760.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,034.04 : 1,550.52 = 760.80 : x
2. Step 2: Convert to fraction form
   1,034.04/1,550.52 = 760.80/x
3. Step 3: Cross multiply
   1,034.04x = 1,550.52 × 760.80
4. Step 4: Simplify right side
   1,034.04x = 1,179,635.62
5. Step 5: Solve for x
   x = 1,179,635.62/1,034.04
6. Step 6: Final answer
   x = 1,140.80