Finding the Fourth Proportional to 9,553.72, 13,148.22 and 8,080.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,553.72 : 13,148.22 = 8,080.96 : x
2. Step 2: Convert to fraction form
   9,553.72/13,148.22 = 8,080.96/x
3. Step 3: Cross multiply
   9,553.72x = 13,148.22 × 8,080.96
4. Step 4: Simplify right side
   9,553.72x = 106,250,239.89
5. Step 5: Solve for x
   x = 106,250,239.89/9,553.72
6. Step 6: Final answer
   x = 11,121.35