Finding the Fourth Proportional to 1,454.94, 2,007.83 and 791.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,454.94 : 2,007.83 = 791.80 : x
2. Step 2: Convert to fraction form
   1,454.94/2,007.83 = 791.80/x
3. Step 3: Cross multiply
   1,454.94x = 2,007.83 × 791.80
4. Step 4: Simplify right side
   1,454.94x = 1,589,799.79
5. Step 5: Solve for x
   x = 1,589,799.79/1,454.94
6. Step 6: Final answer
   x = 1,092.69