Finding the Fourth Proportional to 2,096.88, 3,143.16 and 1,122.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.88 : 3,143.16 = 1,122.72 : x
2. Step 2: Convert to fraction form
   2,096.88/3,143.16 = 1,122.72/x
3. Step 3: Cross multiply
   2,096.88x = 3,143.16 × 1,122.72
4. Step 4: Simplify right side
   2,096.88x = 3,528,888.60
5. Step 5: Solve for x
   x = 3,528,888.60/2,096.88
6. Step 6: Final answer
   x = 1,682.92