Finding the Fourth Proportional to 6,441.34, 9,662.78 and 2,280.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,441.34 : 9,662.78 = 2,280.50 : x
2. Step 2: Convert to fraction form
   6,441.34/9,662.78 = 2,280.50/x
3. Step 3: Cross multiply
   6,441.34x = 9,662.78 × 2,280.50
4. Step 4: Simplify right side
   6,441.34x = 22,036,004.94
5. Step 5: Solve for x
   x = 22,036,004.94/6,441.34
6. Step 6: Final answer
   x = 3,421.03