Finding the Fourth Proportional to 2,062.69, 3,089.23 and 1,239.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,062.69 : 3,089.23 = 1,239.14 : x
2. Step 2: Convert to fraction form
   2,062.69/3,089.23 = 1,239.14/x
3. Step 3: Cross multiply
   2,062.69x = 3,089.23 × 1,239.14
4. Step 4: Simplify right side
   2,062.69x = 3,827,993.09
5. Step 5: Solve for x
   x = 3,827,993.09/2,062.69
6. Step 6: Final answer
   x = 1,855.83