Finding the Fourth Proportional to 9,313.27, 12,852.56 and 5,064.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,313.27 : 12,852.56 = 5,064.61 : x
2. Step 2: Convert to fraction form
   9,313.27/12,852.56 = 5,064.61/x
3. Step 3: Cross multiply
   9,313.27x = 12,852.56 × 5,064.61
4. Step 4: Simplify right side
   9,313.27x = 65,093,178.58
5. Step 5: Solve for x
   x = 65,093,178.58/9,313.27
6. Step 6: Final answer
   x = 6,989.30