Finding the Fourth Proportional to 4,757.41, 7,144.28 and 2,919.32

Step by Step Solution

1. Step 1: Write the proportion equation
   4,757.41 : 7,144.28 = 2,919.32 : x
2. Step 2: Convert to fraction form
   4,757.41/7,144.28 = 2,919.32/x
3. Step 3: Cross multiply
   4,757.41x = 7,144.28 × 2,919.32
4. Step 4: Simplify right side
   4,757.41x = 20,856,443.33
5. Step 5: Solve for x
   x = 20,856,443.33/4,757.41
6. Step 6: Final answer
   x = 4,383.99