Finding the Fourth Proportional to 1,454.55, 2,007.29 and 791.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,454.55 : 2,007.29 = 791.42 : x
2. Step 2: Convert to fraction form
   1,454.55/2,007.29 = 791.42/x
3. Step 3: Cross multiply
   1,454.55x = 2,007.29 × 791.42
4. Step 4: Simplify right side
   1,454.55x = 1,588,609.45
5. Step 5: Solve for x
   x = 1,588,609.45/1,454.55
6. Step 6: Final answer
   x = 1,092.17