Finding the Fourth Proportional to 2,066.04, 3,099.54 and 679.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.04 : 3,099.54 = 679.38 : x
2. Step 2: Convert to fraction form
   2,066.04/3,099.54 = 679.38/x
3. Step 3: Cross multiply
   2,066.04x = 3,099.54 × 679.38
4. Step 4: Simplify right side
   2,066.04x = 2,105,765.49
5. Step 5: Solve for x
   x = 2,105,765.49/2,066.04
6. Step 6: Final answer
   x = 1,019.23