Finding the Fourth Proportional to 2,096.24, 3,142.32 and 1,172.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.24 : 3,142.32 = 1,172.24 : x
2. Step 2: Convert to fraction form
   2,096.24/3,142.32 = 1,172.24/x
3. Step 3: Cross multiply
   2,096.24x = 3,142.32 × 1,172.24
4. Step 4: Simplify right side
   2,096.24x = 3,683,553.20
5. Step 5: Solve for x
   x = 3,683,553.20/2,096.24
6. Step 6: Final answer
   x = 1,757.22