Finding the Fourth Proportional to 12,616.34, 18,923.82 and 3,850.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,616.34 : 18,923.82 = 3,850.56 : x
2. Step 2: Convert to fraction form
   12,616.34/18,923.82 = 3,850.56/x
3. Step 3: Cross multiply
   12,616.34x = 18,923.82 × 3,850.56
4. Step 4: Simplify right side
   12,616.34x = 72,867,351.65
5. Step 5: Solve for x
   x = 72,867,351.65/12,616.34
6. Step 6: Final answer
   x = 5,775.63