Finding the Fourth Proportional to 12,071.28, 18,173.73 and 9,452.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,071.28 : 18,173.73 = 9,452.82 : x
2. Step 2: Convert to fraction form
   12,071.28/18,173.73 = 9,452.82/x
3. Step 3: Cross multiply
   12,071.28x = 18,173.73 × 9,452.82
4. Step 4: Simplify right side
   12,071.28x = 171,792,998.42
5. Step 5: Solve for x
   x = 171,792,998.42/12,071.28
6. Step 6: Final answer
   x = 14,231.55