Finding the Fourth Proportional to 2,131.70, 3,196.54 and 796.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131.70 : 3,196.54 = 796.59 : x
2. Step 2: Convert to fraction form
   2,131.70/3,196.54 = 796.59/x
3. Step 3: Cross multiply
   2,131.70x = 3,196.54 × 796.59
4. Step 4: Simplify right side
   2,131.70x = 2,546,331.80
5. Step 5: Solve for x
   x = 2,546,331.80/2,131.70
6. Step 6: Final answer
   x = 1,194.51