Finding the Fourth Proportional to 2,096.56, 3,143.20 and 1,274.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.56 : 3,143.20 = 1,274.64 : x
2. Step 2: Convert to fraction form
   2,096.56/3,143.20 = 1,274.64/x
3. Step 3: Cross multiply
   2,096.56x = 3,143.20 × 1,274.64
4. Step 4: Simplify right side
   2,096.56x = 4,006,448.45
5. Step 5: Solve for x
   x = 4,006,448.45/2,096.56
6. Step 6: Final answer
   x = 1,910.96