Finding the Fourth Proportional to 2,123.82, 3,169.53 and 2,096.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.82 : 3,169.53 = 2,096.28 : x
2. Step 2: Convert to fraction form
   2,123.82/3,169.53 = 2,096.28/x
3. Step 3: Cross multiply
   2,123.82x = 3,169.53 × 2,096.28
4. Step 4: Simplify right side
   2,123.82x = 6,644,222.35
5. Step 5: Solve for x
   x = 6,644,222.35/2,123.82
6. Step 6: Final answer
   x = 3,128.43