Finding the Fourth Proportional to 1,040.48, 1,435.41 and 760.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,040.48 : 1,435.41 = 760.04 : x
2. Step 2: Convert to fraction form
   1,040.48/1,435.41 = 760.04/x
3. Step 3: Cross multiply
   1,040.48x = 1,435.41 × 760.04
4. Step 4: Simplify right side
   1,040.48x = 1,090,969.02
5. Step 5: Solve for x
   x = 1,090,969.02/1,040.48
6. Step 6: Final answer
   x = 1,048.52