Finding the Fourth Proportional to 7,016.14, 10,513.57 and 5,158.41

Step by Step Solution

1. Step 1: Write the proportion equation
   7,016.14 : 10,513.57 = 5,158.41 : x
2. Step 2: Convert to fraction form
   7,016.14/10,513.57 = 5,158.41/x
3. Step 3: Cross multiply
   7,016.14x = 10,513.57 × 5,158.41
4. Step 4: Simplify right side
   7,016.14x = 54,233,304.62
5. Step 5: Solve for x
   x = 54,233,304.62/7,016.14
6. Step 6: Final answer
   x = 7,729.79