Finding the Fourth Proportional to 24,450, 33,741.72 and 13,272.72

Step by Step Solution

1. Step 1: Write the proportion equation
   24,450 : 33,741.72 = 13,272.72 : x
2. Step 2: Convert to fraction form
   24,450/33,741.72 = 13,272.72/x
3. Step 3: Cross multiply
   24,450x = 33,741.72 × 13,272.72
4. Step 4: Simplify right side
   24,450x = 447,844,401.88
5. Step 5: Solve for x
   x = 447,844,401.88/24,450
6. Step 6: Final answer
   x = 18,316.74