Finding the Fourth Proportional to 16,483.14, 22,738.86 and 10,815.57

Step by Step Solution

1. Step 1: Write the proportion equation
   16,483.14 : 22,738.86 = 10,815.57 : x
2. Step 2: Convert to fraction form
   16,483.14/22,738.86 = 10,815.57/x
3. Step 3: Cross multiply
   16,483.14x = 22,738.86 × 10,815.57
4. Step 4: Simplify right side
   16,483.14x = 245,933,732.05
5. Step 5: Solve for x
   x = 245,933,732.05/16,483.14
6. Step 6: Final answer
   x = 14,920.32