Finding the Fourth Proportional to 14,103.92, 19,462.37 and 7,729.49

Step by Step Solution

1. Step 1: Write the proportion equation
   14,103.92 : 19,462.37 = 7,729.49 : x
2. Step 2: Convert to fraction form
   14,103.92/19,462.37 = 7,729.49/x
3. Step 3: Cross multiply
   14,103.92x = 19,462.37 × 7,729.49
4. Step 4: Simplify right side
   14,103.92x = 150,434,204.30
5. Step 5: Solve for x
   x = 150,434,204.30/14,103.92
6. Step 6: Final answer
   x = 10,666.13