Finding the Fourth Proportional to 9,397.56, 12,968.46 and 5,205.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,397.56 : 12,968.46 = 5,205.72 : x
2. Step 2: Convert to fraction form
   9,397.56/12,968.46 = 5,205.72/x
3. Step 3: Cross multiply
   9,397.56x = 12,968.46 × 5,205.72
4. Step 4: Simplify right side
   9,397.56x = 67,510,171.59
5. Step 5: Solve for x
   x = 67,510,171.59/9,397.56
6. Step 6: Final answer
   x = 7,183.80