Finding the Fourth Proportional to 1,454.57, 2,007.32 and 791.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,454.57 : 2,007.32 = 791.42 : x
2. Step 2: Convert to fraction form
   1,454.57/2,007.32 = 791.42/x
3. Step 3: Cross multiply
   1,454.57x = 2,007.32 × 791.42
4. Step 4: Simplify right side
   1,454.57x = 1,588,634.46
5. Step 5: Solve for x
   x = 1,588,634.46/1,454.57
6. Step 6: Final answer
   x = 1,092.17