Finding the Fourth Proportional to 8,096.27, 12,138.18 and 7,272.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,096.27 : 12,138.18 = 7,272.02 : x
2. Step 2: Convert to fraction form
   8,096.27/12,138.18 = 7,272.02/x
3. Step 3: Cross multiply
   8,096.27x = 12,138.18 × 7,272.02
4. Step 4: Simplify right side
   8,096.27x = 88,269,087.72
5. Step 5: Solve for x
   x = 88,269,087.72/8,096.27
6. Step 6: Final answer
   x = 10,902.44