Finding the Fourth Proportional to 10,913.37, 16,379.77 and 5,073.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,913.37 : 16,379.77 = 5,073.27 : x
2. Step 2: Convert to fraction form
   10,913.37/16,379.77 = 5,073.27/x
3. Step 3: Cross multiply
   10,913.37x = 16,379.77 × 5,073.27
4. Step 4: Simplify right side
   10,913.37x = 83,098,995.75
5. Step 5: Solve for x
   x = 83,098,995.75/10,913.37
6. Step 6: Final answer
   x = 7,614.42