Finding the Fourth Proportional to 13,304.39, 18,361.42 and 8,462.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,304.39 : 18,361.42 = 8,462.48 : x
2. Step 2: Convert to fraction form
   13,304.39/18,361.42 = 8,462.48/x
3. Step 3: Cross multiply
   13,304.39x = 18,361.42 × 8,462.48
4. Step 4: Simplify right side
   13,304.39x = 155,383,036.56
5. Step 5: Solve for x
   x = 155,383,036.56/13,304.39
6. Step 6: Final answer
   x = 11,679.08