Finding the Fourth Proportional to 2,066.72, 3,100.68 and 1,092.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.72 : 3,100.68 = 1,092.69 : x
2. Step 2: Convert to fraction form
   2,066.72/3,100.68 = 1,092.69/x
3. Step 3: Cross multiply
   2,066.72x = 3,100.68 × 1,092.69
4. Step 4: Simplify right side
   2,066.72x = 3,388,082.03
5. Step 5: Solve for x
   x = 3,388,082.03/2,066.72
6. Step 6: Final answer
   x = 1,639.36