Finding the Fourth Proportional to 2,096.62, 3,144.68 and 557.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.62 : 3,144.68 = 557.74 : x
2. Step 2: Convert to fraction form
   2,096.62/3,144.68 = 557.74/x
3. Step 3: Cross multiply
   2,096.62x = 3,144.68 × 557.74
4. Step 4: Simplify right side
   2,096.62x = 1,753,913.82
5. Step 5: Solve for x
   x = 1,753,913.82/2,096.62
6. Step 6: Final answer
   x = 836.54