Finding the Fourth Proportional to 2,928.38, 4,382.28 and 2,401.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,928.38 : 4,382.28 = 2,401.88 : x
2. Step 2: Convert to fraction form
   2,928.38/4,382.28 = 2,401.88/x
3. Step 3: Cross multiply
   2,928.38x = 4,382.28 × 2,401.88
4. Step 4: Simplify right side
   2,928.38x = 10,525,710.69
5. Step 5: Solve for x
   x = 10,525,710.69/2,928.38
6. Step 6: Final answer
   x = 3,594.38