Finding the Fourth Proportional to 12,303.50, 18,441.24 and 10,819.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,303.50 : 18,441.24 = 10,819.82 : x
2. Step 2: Convert to fraction form
   12,303.50/18,441.24 = 10,819.82/x
3. Step 3: Cross multiply
   12,303.50x = 18,441.24 × 10,819.82
4. Step 4: Simplify right side
   12,303.50x = 199,530,805.17
5. Step 5: Solve for x
   x = 199,530,805.17/12,303.50
6. Step 6: Final answer
   x = 16,217.41