Finding the Fourth Proportional to 12,096.10, 18,147.39 and 5,072.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,096.10 : 18,147.39 = 5,072.32 : x
2. Step 2: Convert to fraction form
   12,096.10/18,147.39 = 5,072.32/x
3. Step 3: Cross multiply
   12,096.10x = 18,147.39 × 5,072.32
4. Step 4: Simplify right side
   12,096.10x = 92,049,369.24
5. Step 5: Solve for x
   x = 92,049,369.24/12,096.10
6. Step 6: Final answer
   x = 7,609.84