Finding the Fourth Proportional to 3,963.12, 5,468.96 and 2,194.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,963.12 : 5,468.96 = 2,194.76 : x
2. Step 2: Convert to fraction form
   3,963.12/5,468.96 = 2,194.76/x
3. Step 3: Cross multiply
   3,963.12x = 5,468.96 × 2,194.76
4. Step 4: Simplify right side
   3,963.12x = 12,003,016.33
5. Step 5: Solve for x
   x = 12,003,016.33/3,963.12
6. Step 6: Final answer
   x = 3,028.68