Finding the Fourth Proportional to 14,158.37, 19,530.24 and 8,855.81

Step by Step Solution

1. Step 1: Write the proportion equation
   14,158.37 : 19,530.24 = 8,855.81 : x
2. Step 2: Convert to fraction form
   14,158.37/19,530.24 = 8,855.81/x
3. Step 3: Cross multiply
   14,158.37x = 19,530.24 × 8,855.81
4. Step 4: Simplify right side
   14,158.37x = 172,956,094.69
5. Step 5: Solve for x
   x = 172,956,094.69/14,158.37
6. Step 6: Final answer
   x = 12,215.82