Finding the Fourth Proportional to 1,454.74, 2,007.59 and 791.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,454.74 : 2,007.59 = 791.61 : x
2. Step 2: Convert to fraction form
   1,454.74/2,007.59 = 791.61/x
3. Step 3: Cross multiply
   1,454.74x = 2,007.59 × 791.61
4. Step 4: Simplify right side
   1,454.74x = 1,589,216.83
5. Step 5: Solve for x
   x = 1,589,216.83/1,454.74
6. Step 6: Final answer
   x = 1,092.44