Finding the Fourth Proportional to 11,015.27, 16,491.45 and 7,310.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,015.27 : 16,491.45 = 7,310.12 : x
2. Step 2: Convert to fraction form
   11,015.27/16,491.45 = 7,310.12/x
3. Step 3: Cross multiply
   11,015.27x = 16,491.45 × 7,310.12
4. Step 4: Simplify right side
   11,015.27x = 120,554,478.47
5. Step 5: Solve for x
   x = 120,554,478.47/11,015.27
6. Step 6: Final answer
   x = 10,944.31