Finding the Fourth Proportional to 4,662.11, 7,018.69 and 4,253.87

Step by Step Solution

1. Step 1: Write the proportion equation
   4,662.11 : 7,018.69 = 4,253.87 : x
2. Step 2: Convert to fraction form
   4,662.11/7,018.69 = 4,253.87/x
3. Step 3: Cross multiply
   4,662.11x = 7,018.69 × 4,253.87
4. Step 4: Simplify right side
   4,662.11x = 29,856,609.72
5. Step 5: Solve for x
   x = 29,856,609.72/4,662.11
6. Step 6: Final answer
   x = 6,404.09