Finding the Fourth Proportional to 2,194.16, 3,286.56 and 2,132.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194.16 : 3,286.56 = 2,132.96 : x
2. Step 2: Convert to fraction form
   2,194.16/3,286.56 = 2,132.96/x
3. Step 3: Cross multiply
   2,194.16x = 3,286.56 × 2,132.96
4. Step 4: Simplify right side
   2,194.16x = 7,010,101.02
5. Step 5: Solve for x
   x = 7,010,101.02/2,194.16
6. Step 6: Final answer
   x = 3,194.89