Finding the Fourth Proportional to 6,443.05, 9,662.06 and 2,281.45

Step by Step Solution

1. Step 1: Write the proportion equation
   6,443.05 : 9,662.06 = 2,281.45 : x
2. Step 2: Convert to fraction form
   6,443.05/9,662.06 = 2,281.45/x
3. Step 3: Cross multiply
   6,443.05x = 9,662.06 × 2,281.45
4. Step 4: Simplify right side
   6,443.05x = 22,043,495.38
5. Step 5: Solve for x
   x = 22,043,495.38/6,443.05
6. Step 6: Final answer
   x = 3,421.28