Finding the Fourth Proportional to 16,960.47, 23,406.63 and 9,407.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,960.47 : 23,406.63 = 9,407.52 : x
2. Step 2: Convert to fraction form
   16,960.47/23,406.63 = 9,407.52/x
3. Step 3: Cross multiply
   16,960.47x = 23,406.63 × 9,407.52
4. Step 4: Simplify right side
   16,960.47x = 220,198,339.86
5. Step 5: Solve for x
   x = 220,198,339.86/16,960.47
6. Step 6: Final answer
   x = 12,983.03