Finding the Fourth Proportional to 16,959.75, 23,404.46 and 9,507.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,959.75 : 23,404.46 = 9,507.75 : x
2. Step 2: Convert to fraction form
   16,959.75/23,404.46 = 9,507.75/x
3. Step 3: Cross multiply
   16,959.75x = 23,404.46 × 9,507.75
4. Step 4: Simplify right side
   16,959.75x = 222,523,754.57
5. Step 5: Solve for x
   x = 222,523,754.57/16,959.75
6. Step 6: Final answer
   x = 13,120.70