Finding the Fourth Proportional to 2,096.79, 3,144.88 and 1,219.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.79 : 3,144.88 = 1,219.71 : x
2. Step 2: Convert to fraction form
   2,096.79/3,144.88 = 1,219.71/x
3. Step 3: Cross multiply
   2,096.79x = 3,144.88 × 1,219.71
4. Step 4: Simplify right side
   2,096.79x = 3,835,830.35
5. Step 5: Solve for x
   x = 3,835,830.35/2,096.79
6. Step 6: Final answer
   x = 1,829.39