Finding the Fourth Proportional to 16,957.69, 23,401.61 and 9,505.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,957.69 : 23,401.61 = 9,505.69 : x
2. Step 2: Convert to fraction form
   16,957.69/23,401.61 = 9,505.69/x
3. Step 3: Cross multiply
   16,957.69x = 23,401.61 × 9,505.69
4. Step 4: Simplify right side
   16,957.69x = 222,448,379.77
5. Step 5: Solve for x
   x = 222,448,379.77/16,957.69
6. Step 6: Final answer
   x = 13,117.85