Finding the Fourth Proportional to 7,078.69, 9,764.43 and 4,427.41

Step by Step Solution

1. Step 1: Write the proportion equation
   7,078.69 : 9,764.43 = 4,427.41 : x
2. Step 2: Convert to fraction form
   7,078.69/9,764.43 = 4,427.41/x
3. Step 3: Cross multiply
   7,078.69x = 9,764.43 × 4,427.41
4. Step 4: Simplify right side
   7,078.69x = 43,231,086.20
5. Step 5: Solve for x
   x = 43,231,086.20/7,078.69
6. Step 6: Final answer
   x = 6,107.22