Finding the Fourth Proportional to 3,139.25, 4,727.22 and 2,323.26

Step by Step Solution

1. Step 1: Write the proportion equation
   3,139.25 : 4,727.22 = 2,323.26 : x
2. Step 2: Convert to fraction form
   3,139.25/4,727.22 = 2,323.26/x
3. Step 3: Cross multiply
   3,139.25x = 4,727.22 × 2,323.26
4. Step 4: Simplify right side
   3,139.25x = 10,982,561.14
5. Step 5: Solve for x
   x = 10,982,561.14/3,139.25
6. Step 6: Final answer
   x = 3,498.47