Finding the Fourth Proportional to 16,960.86, 23,404.77 and 9,790.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,960.86 : 23,404.77 = 9,790.74 : x
2. Step 2: Convert to fraction form
   16,960.86/23,404.77 = 9,790.74/x
3. Step 3: Cross multiply
   16,960.86x = 23,404.77 × 9,790.74
4. Step 4: Simplify right side
   16,960.86x = 229,150,017.83
5. Step 5: Solve for x
   x = 229,150,017.83/16,960.86
6. Step 6: Final answer
   x = 13,510.52