Finding the Fourth Proportional to 9,397.87, 12,969.04 and 5,206.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,397.87 : 12,969.04 = 5,206.12 : x
2. Step 2: Convert to fraction form
   9,397.87/12,969.04 = 5,206.12/x
3. Step 3: Cross multiply
   9,397.87x = 12,969.04 × 5,206.12
4. Step 4: Simplify right side
   9,397.87x = 67,518,378.52
5. Step 5: Solve for x
   x = 67,518,378.52/9,397.87
6. Step 6: Final answer
   x = 7,184.43