Finding the Fourth Proportional to 14,467.72, 19,966.02 and 8,499.34

Step by Step Solution

1. Step 1: Write the proportion equation
   14,467.72 : 19,966.02 = 8,499.34 : x
2. Step 2: Convert to fraction form
   14,467.72/19,966.02 = 8,499.34/x
3. Step 3: Cross multiply
   14,467.72x = 19,966.02 × 8,499.34
4. Step 4: Simplify right side
   14,467.72x = 169,697,892.60
5. Step 5: Solve for x
   x = 169,697,892.60/14,467.72
6. Step 6: Final answer
   x = 11,729.42