Finding the Fourth Proportional to 2,096.79, 3,145.02 and 1,274.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.79 : 3,145.02 = 1,274.86 : x
2. Step 2: Convert to fraction form
   2,096.79/3,145.02 = 1,274.86/x
3. Step 3: Cross multiply
   2,096.79x = 3,145.02 × 1,274.86
4. Step 4: Simplify right side
   2,096.79x = 4,009,460.20
5. Step 5: Solve for x
   x = 4,009,460.20/2,096.79
6. Step 6: Final answer
   x = 1,912.19