Finding the Fourth Proportional to 14,361.72, 19,824.54 and 8,395.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,361.72 : 19,824.54 = 8,395.31 : x
2. Step 2: Convert to fraction form
   14,361.72/19,824.54 = 8,395.31/x
3. Step 3: Cross multiply
   14,361.72x = 19,824.54 × 8,395.31
4. Step 4: Simplify right side
   14,361.72x = 166,433,158.91
5. Step 5: Solve for x
   x = 166,433,158.91/14,361.72
6. Step 6: Final answer
   x = 11,588.66