Finding the Fourth Proportional to 14,109.09, 19,474.02 and 8,144.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,109.09 : 19,474.02 = 8,144.31 : x
2. Step 2: Convert to fraction form
   14,109.09/19,474.02 = 8,144.31/x
3. Step 3: Cross multiply
   14,109.09x = 19,474.02 × 8,144.31
4. Step 4: Simplify right side
   14,109.09x = 158,602,455.83
5. Step 5: Solve for x
   x = 158,602,455.83/14,109.09
6. Step 6: Final answer
   x = 11,241.15