Finding the Fourth Proportional to 2,112.62, 3,169.47 and 796.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112.62 : 3,169.47 = 796.38 : x
2. Step 2: Convert to fraction form
   2,112.62/3,169.47 = 796.38/x
3. Step 3: Cross multiply
   2,112.62x = 3,169.47 × 796.38
4. Step 4: Simplify right side
   2,112.62x = 2,524,111.45
5. Step 5: Solve for x
   x = 2,524,111.45/2,112.62
6. Step 6: Final answer
   x = 1,194.78