Finding the Fourth Proportional to 2,092.72, 3,139.80 and 794.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.72 : 3,139.80 = 794.56 : x
2. Step 2: Convert to fraction form
   2,092.72/3,139.80 = 794.56/x
3. Step 3: Cross multiply
   2,092.72x = 3,139.80 × 794.56
4. Step 4: Simplify right side
   2,092.72x = 2,494,759.49
5. Step 5: Solve for x
   x = 2,494,759.49/2,092.72
6. Step 6: Final answer
   x = 1,192.11