Finding the Fourth Proportional to 4,128.05, 5,697.50 and 2,450.38

Step by Step Solution

1. Step 1: Write the proportion equation
   4,128.05 : 5,697.50 = 2,450.38 : x
2. Step 2: Convert to fraction form
   4,128.05/5,697.50 = 2,450.38/x
3. Step 3: Cross multiply
   4,128.05x = 5,697.50 × 2,450.38
4. Step 4: Simplify right side
   4,128.05x = 13,961,040.05
5. Step 5: Solve for x
   x = 13,961,040.05/4,128.05
6. Step 6: Final answer
   x = 3,381.99