Finding the Fourth Proportional to 14,113.09, 19,475.89 and 8,144.63

Step by Step Solution

1. Step 1: Write the proportion equation
   14,113.09 : 19,475.89 = 8,144.63 : x
2. Step 2: Convert to fraction form
   14,113.09/19,475.89 = 8,144.63/x
3. Step 3: Cross multiply
   14,113.09x = 19,475.89 × 8,144.63
4. Step 4: Simplify right side
   14,113.09x = 158,623,820.59
5. Step 5: Solve for x
   x = 158,623,820.59/14,113.09
6. Step 6: Final answer
   x = 11,239.49