Finding the Fourth Proportional to 11,080.72, 16,595.52 and 7,173.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,080.72 : 16,595.52 = 7,173.28 : x
2. Step 2: Convert to fraction form
   11,080.72/16,595.52 = 7,173.28/x
3. Step 3: Cross multiply
   11,080.72x = 16,595.52 × 7,173.28
4. Step 4: Simplify right side
   11,080.72x = 119,044,311.71
5. Step 5: Solve for x
   x = 119,044,311.71/11,080.72
6. Step 6: Final answer
   x = 10,743.37