Finding the Fourth Proportional to 9,393.87, 12,964.41 and 5,202.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,393.87 : 12,964.41 = 5,202.12 : x
2. Step 2: Convert to fraction form
   9,393.87/12,964.41 = 5,202.12/x
3. Step 3: Cross multiply
   9,393.87x = 12,964.41 × 5,202.12
4. Step 4: Simplify right side
   9,393.87x = 67,442,416.55
5. Step 5: Solve for x
   x = 67,442,416.55/9,393.87
6. Step 6: Final answer
   x = 7,179.41