Finding the Fourth Proportional to 24,333.50, 33,580.24 and 13,155.50

Step by Step Solution

1. Step 1: Write the proportion equation
   24,333.50 : 33,580.24 = 13,155.50 : x
2. Step 2: Convert to fraction form
   24,333.50/33,580.24 = 13,155.50/x
3. Step 3: Cross multiply
   24,333.50x = 33,580.24 × 13,155.50
4. Step 4: Simplify right side
   24,333.50x = 441,764,847.32
5. Step 5: Solve for x
   x = 441,764,847.32/24,333.50
6. Step 6: Final answer
   x = 18,154.60