Finding the Fourth Proportional to 1,233.96, 1,701.72 and 791.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233.96 : 1,701.72 = 791.46 : x
2. Step 2: Convert to fraction form
   1,233.96/1,701.72 = 791.46/x
3. Step 3: Cross multiply
   1,233.96x = 1,701.72 × 791.46
4. Step 4: Simplify right side
   1,233.96x = 1,346,843.31
5. Step 5: Solve for x
   x = 1,346,843.31/1,233.96
6. Step 6: Final answer
   x = 1,091.48