Finding the Fourth Proportional to 11,456.67, 17,161.50 and 6,762.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,456.67 : 17,161.50 = 6,762.49 : x
2. Step 2: Convert to fraction form
   11,456.67/17,161.50 = 6,762.49/x
3. Step 3: Cross multiply
   11,456.67x = 17,161.50 × 6,762.49
4. Step 4: Simplify right side
   11,456.67x = 116,054,454.59
5. Step 5: Solve for x
   x = 116,054,454.59/11,456.67
6. Step 6: Final answer
   x = 10,129.86