Finding the Fourth Proportional to 2,096.34, 3,140.86 and 1,120.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.34 : 3,140.86 = 1,120.69 : x
2. Step 2: Convert to fraction form
   2,096.34/3,140.86 = 1,120.69/x
3. Step 3: Cross multiply
   2,096.34x = 3,140.86 × 1,120.69
4. Step 4: Simplify right side
   2,096.34x = 3,519,930.39
5. Step 5: Solve for x
   x = 3,519,930.39/2,096.34
6. Step 6: Final answer
   x = 1,679.08