Finding the Fourth Proportional to 5,991.45, 8,942.82 and 5,622.09

Step by Step Solution

1. Step 1: Write the proportion equation
   5,991.45 : 8,942.82 = 5,622.09 : x
2. Step 2: Convert to fraction form
   5,991.45/8,942.82 = 5,622.09/x
3. Step 3: Cross multiply
   5,991.45x = 8,942.82 × 5,622.09
4. Step 4: Simplify right side
   5,991.45x = 50,277,338.89
5. Step 5: Solve for x
   x = 50,277,338.89/5,991.45
6. Step 6: Final answer
   x = 8,391.51