Finding the Fourth Proportional to 1,350.39, 1,863.50 and 760.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,350.39 : 1,863.50 = 760.85 : x
2. Step 2: Convert to fraction form
   1,350.39/1,863.50 = 760.85/x
3. Step 3: Cross multiply
   1,350.39x = 1,863.50 × 760.85
4. Step 4: Simplify right side
   1,350.39x = 1,417,830.85
5. Step 5: Solve for x
   x = 1,417,830.85/1,350.39
6. Step 6: Final answer
   x = 1,049.94