Finding the Fourth Proportional to 16,303.50, 24,380.49 and 12,146.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,303.50 : 24,380.49 = 12,146.34 : x
2. Step 2: Convert to fraction form
   16,303.50/24,380.49 = 12,146.34/x
3. Step 3: Cross multiply
   16,303.50x = 24,380.49 × 12,146.34
4. Step 4: Simplify right side
   16,303.50x = 296,133,720.91
5. Step 5: Solve for x
   x = 296,133,720.91/16,303.50
6. Step 6: Final answer
   x = 18,163.81