Finding the Fourth Proportional to 14,018.72, 19,350.16 and 9,049.76

Step by Step Solution

1. Step 1: Write the proportion equation
   14,018.72 : 19,350.16 = 9,049.76 : x
2. Step 2: Convert to fraction form
   14,018.72/19,350.16 = 9,049.76/x
3. Step 3: Cross multiply
   14,018.72x = 19,350.16 × 9,049.76
4. Step 4: Simplify right side
   14,018.72x = 175,114,303.96
5. Step 5: Solve for x
   x = 175,114,303.96/14,018.72
6. Step 6: Final answer
   x = 12,491.46