Finding the Fourth Proportional to 22,579.24, 33,819.72 and 13,787.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,579.24 : 33,819.72 = 13,787.50 : x
2. Step 2: Convert to fraction form
   22,579.24/33,819.72 = 13,787.50/x
3. Step 3: Cross multiply
   22,579.24x = 33,819.72 × 13,787.50
4. Step 4: Simplify right side
   22,579.24x = 466,289,389.50
5. Step 5: Solve for x
   x = 466,289,389.50/22,579.24
6. Step 6: Final answer
   x = 20,651.24