Finding the Fourth Proportional to 16,529.56, 24,771.86 and 9,123

Step by Step Solution

1. Step 1: Write the proportion equation
   16,529.56 : 24,771.86 = 9,123 : x
2. Step 2: Convert to fraction form
   16,529.56/24,771.86 = 9,123/x
3. Step 3: Cross multiply
   16,529.56x = 24,771.86 × 9,123
4. Step 4: Simplify right side
   16,529.56x = 225,993,678.78
5. Step 5: Solve for x
   x = 225,993,678.78/16,529.56
6. Step 6: Final answer
   x = 13,672.09