Finding the Fourth Proportional to 7,016.43, 9,683.12 and 3,872.91

Step by Step Solution

1. Step 1: Write the proportion equation
   7,016.43 : 9,683.12 = 3,872.91 : x
2. Step 2: Convert to fraction form
   7,016.43/9,683.12 = 3,872.91/x
3. Step 3: Cross multiply
   7,016.43x = 9,683.12 × 3,872.91
4. Step 4: Simplify right side
   7,016.43x = 37,501,832.91
5. Step 5: Solve for x
   x = 37,501,832.91/7,016.43
6. Step 6: Final answer
   x = 5,344.86