Finding the Fourth Proportional to 2,096.58, 3,144.81 and 709.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.58 : 3,144.81 = 709.90 : x
2. Step 2: Convert to fraction form
   2,096.58/3,144.81 = 709.90/x
3. Step 3: Cross multiply
   2,096.58x = 3,144.81 × 709.90
4. Step 4: Simplify right side
   2,096.58x = 2,232,500.62
5. Step 5: Solve for x
   x = 2,232,500.62/2,096.58
6. Step 6: Final answer
   x = 1,064.83