Finding the Fourth Proportional to 1,350.59, 1,863.81 and 761.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,350.59 : 1,863.81 = 761.27 : x
2. Step 2: Convert to fraction form
   1,350.59/1,863.81 = 761.27/x
3. Step 3: Cross multiply
   1,350.59x = 1,863.81 × 761.27
4. Step 4: Simplify right side
   1,350.59x = 1,418,853.32
5. Step 5: Solve for x
   x = 1,418,853.32/1,350.59
6. Step 6: Final answer
   x = 1,050.55