Finding the Fourth Proportional to 5,222.72, 7,198.56 and 3,356.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,222.72 : 7,198.56 = 3,356.48 : x
2. Step 2: Convert to fraction form
   5,222.72/7,198.56 = 3,356.48/x
3. Step 3: Cross multiply
   5,222.72x = 7,198.56 × 3,356.48
4. Step 4: Simplify right side
   5,222.72x = 24,161,822.67
5. Step 5: Solve for x
   x = 24,161,822.67/5,222.72
6. Step 6: Final answer
   x = 4,626.29