Finding the Fourth Proportional to 2,111.14, 3,166.78 and 794.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111.14 : 3,166.78 = 794.74 : x
2. Step 2: Convert to fraction form
   2,111.14/3,166.78 = 794.74/x
3. Step 3: Cross multiply
   2,111.14x = 3,166.78 × 794.74
4. Step 4: Simplify right side
   2,111.14x = 2,516,766.74
5. Step 5: Solve for x
   x = 2,516,766.74/2,111.14
6. Step 6: Final answer
   x = 1,192.14