Finding the Fourth Proportional to 3,474.84, 5,205.42 and 3,297.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,474.84 : 5,205.42 = 3,297.72 : x
2. Step 2: Convert to fraction form
   3,474.84/5,205.42 = 3,297.72/x
3. Step 3: Cross multiply
   3,474.84x = 5,205.42 × 3,297.72
4. Step 4: Simplify right side
   3,474.84x = 17,166,017.64
5. Step 5: Solve for x
   x = 17,166,017.64/3,474.84
6. Step 6: Final answer
   x = 4,940.09