Finding the Fourth Proportional to 9,314.94, 12,854.55 and 5,282.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,314.94 : 12,854.55 = 5,282.53 : x
2. Step 2: Convert to fraction form
   9,314.94/12,854.55 = 5,282.53/x
3. Step 3: Cross multiply
   9,314.94x = 12,854.55 × 5,282.53
4. Step 4: Simplify right side
   9,314.94x = 67,904,533.68
5. Step 5: Solve for x
   x = 67,904,533.68/9,314.94
6. Step 6: Final answer
   x = 7,289.85