Finding the Fourth Proportional to 2,096.57, 2,906.70 and 1,979.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.57 : 2,906.70 = 1,979.93 : x
2. Step 2: Convert to fraction form
   2,096.57/2,906.70 = 1,979.93/x
3. Step 3: Cross multiply
   2,096.57x = 2,906.70 × 1,979.93
4. Step 4: Simplify right side
   2,096.57x = 5,755,055.42
5. Step 5: Solve for x
   x = 5,755,055.42/2,096.57
6. Step 6: Final answer
   x = 2,744.99