Finding the Fourth Proportional to 12,162.54, 18,243.86 and 3,397.53

Step by Step Solution

1. Step 1: Write the proportion equation
   12,162.54 : 18,243.86 = 3,397.53 : x
2. Step 2: Convert to fraction form
   12,162.54/18,243.86 = 3,397.53/x
3. Step 3: Cross multiply
   12,162.54x = 18,243.86 × 3,397.53
4. Step 4: Simplify right side
   12,162.54x = 61,984,044.68
5. Step 5: Solve for x
   x = 61,984,044.68/12,162.54
6. Step 6: Final answer
   x = 5,096.31