Finding the Fourth Proportional to 3,111.24, 4,298.22 and 2,323.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.24 : 4,298.22 = 2,323.92 : x
2. Step 2: Convert to fraction form
   3,111.24/4,298.22 = 2,323.92/x
3. Step 3: Cross multiply
   3,111.24x = 4,298.22 × 2,323.92
4. Step 4: Simplify right side
   3,111.24x = 9,988,719.42
5. Step 5: Solve for x
   x = 9,988,719.42/3,111.24
6. Step 6: Final answer
   x = 3,210.53