Finding the Fourth Proportional to 6,443.98, 8,896.97 and 4,949.22

Step by Step Solution

1. Step 1: Write the proportion equation
   6,443.98 : 8,896.97 = 4,949.22 : x
2. Step 2: Convert to fraction form
   6,443.98/8,896.97 = 4,949.22/x
3. Step 3: Cross multiply
   6,443.98x = 8,896.97 × 4,949.22
4. Step 4: Simplify right side
   6,443.98x = 44,033,061.86
5. Step 5: Solve for x
   x = 44,033,061.86/6,443.98
6. Step 6: Final answer
   x = 6,833.21