Finding the Fourth Proportional to 9,811.43, 13,544.79 and 7,568.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,811.43 : 13,544.79 = 7,568.27 : x
2. Step 2: Convert to fraction form
   9,811.43/13,544.79 = 7,568.27/x
3. Step 3: Cross multiply
   9,811.43x = 13,544.79 × 7,568.27
4. Step 4: Simplify right side
   9,811.43x = 102,510,627.81
5. Step 5: Solve for x
   x = 102,510,627.81/9,811.43
6. Step 6: Final answer
   x = 10,448.08