Finding the Fourth Proportional to 9,022.82, 12,450.98 and 4,989.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,022.82 : 12,450.98 = 4,989.41 : x
2. Step 2: Convert to fraction form
   9,022.82/12,450.98 = 4,989.41/x
3. Step 3: Cross multiply
   9,022.82x = 12,450.98 × 4,989.41
4. Step 4: Simplify right side
   9,022.82x = 62,123,044.12
5. Step 5: Solve for x
   x = 62,123,044.12/9,022.82
6. Step 6: Final answer
   x = 6,885.10