Finding the Fourth Proportional to 24,359.50, 33,616.20 and 13,181.50

Step by Step Solution

1. Step 1: Write the proportion equation
   24,359.50 : 33,616.20 = 13,181.50 : x
2. Step 2: Convert to fraction form
   24,359.50/33,616.20 = 13,181.50/x
3. Step 3: Cross multiply
   24,359.50x = 33,616.20 × 13,181.50
4. Step 4: Simplify right side
   24,359.50x = 443,111,940.30
5. Step 5: Solve for x
   x = 443,111,940.30/24,359.50
6. Step 6: Final answer
   x = 18,190.52