Finding the Fourth Proportional to 2,960.31, 4,431.83 and 2,338.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,960.31 : 4,431.83 = 2,338.23 : x
2. Step 2: Convert to fraction form
   2,960.31/4,431.83 = 2,338.23/x
3. Step 3: Cross multiply
   2,960.31x = 4,431.83 × 2,338.23
4. Step 4: Simplify right side
   2,960.31x = 10,362,626.17
5. Step 5: Solve for x
   x = 10,362,626.17/2,960.31
6. Step 6: Final answer
   x = 3,500.52