Finding the Fourth Proportional to 11,767.26, 16,242.46 and 7,575.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,767.26 : 16,242.46 = 7,575.50 : x
2. Step 2: Convert to fraction form
   11,767.26/16,242.46 = 7,575.50/x
3. Step 3: Cross multiply
   11,767.26x = 16,242.46 × 7,575.50
4. Step 4: Simplify right side
   11,767.26x = 123,044,755.73
5. Step 5: Solve for x
   x = 123,044,755.73/11,767.26
6. Step 6: Final answer
   x = 10,456.53