Finding the Fourth Proportional to 16,499.54, 24,757.82 and 10,956.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,499.54 : 24,757.82 = 10,956.72 : x
2. Step 2: Convert to fraction form
   16,499.54/24,757.82 = 10,956.72/x
3. Step 3: Cross multiply
   16,499.54x = 24,757.82 × 10,956.72
4. Step 4: Simplify right side
   16,499.54x = 271,264,501.55
5. Step 5: Solve for x
   x = 271,264,501.55/16,499.54
6. Step 6: Final answer
   x = 16,440.73