Finding the Fourth Proportional to 9,209.16, 12,716.14 and 7,507.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,209.16 : 12,716.14 = 7,507.94 : x
2. Step 2: Convert to fraction form
   9,209.16/12,716.14 = 7,507.94/x
3. Step 3: Cross multiply
   9,209.16x = 12,716.14 × 7,507.94
4. Step 4: Simplify right side
   9,209.16x = 95,472,016.15
5. Step 5: Solve for x
   x = 95,472,016.15/9,209.16
6. Step 6: Final answer
   x = 10,367.07