Finding the Fourth Proportional to 2,092.71, 3,139.17 and 794.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.71 : 3,139.17 = 794.28 : x
2. Step 2: Convert to fraction form
   2,092.71/3,139.17 = 794.28/x
3. Step 3: Cross multiply
   2,092.71x = 3,139.17 × 794.28
4. Step 4: Simplify right side
   2,092.71x = 2,493,379.95
5. Step 5: Solve for x
   x = 2,493,379.95/2,092.71
6. Step 6: Final answer
   x = 1,191.46