Finding the Fourth Proportional to 11,659.24, 17,478.54 and 7,968.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,659.24 : 17,478.54 = 7,968.52 : x
2. Step 2: Convert to fraction form
   11,659.24/17,478.54 = 7,968.52/x
3. Step 3: Cross multiply
   11,659.24x = 17,478.54 × 7,968.52
4. Step 4: Simplify right side
   11,659.24x = 139,278,095.56
5. Step 5: Solve for x
   x = 139,278,095.56/11,659.24
6. Step 6: Final answer
   x = 11,945.73