Finding the Fourth Proportional to 12,850.16, 17,732.78 and 7,544.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,850.16 : 17,732.78 = 7,544.84 : x
2. Step 2: Convert to fraction form
   12,850.16/17,732.78 = 7,544.84/x
3. Step 3: Cross multiply
   12,850.16x = 17,732.78 × 7,544.84
4. Step 4: Simplify right side
   12,850.16x = 133,790,987.86
5. Step 5: Solve for x
   x = 133,790,987.86/12,850.16
6. Step 6: Final answer
   x = 10,411.62