Finding the Fourth Proportional to 17,069.72, 23,557.62 and 9,414.49

Step by Step Solution

1. Step 1: Write the proportion equation
   17,069.72 : 23,557.62 = 9,414.49 : x
2. Step 2: Convert to fraction form
   17,069.72/23,557.62 = 9,414.49/x
3. Step 3: Cross multiply
   17,069.72x = 23,557.62 × 9,414.49
4. Step 4: Simplify right side
   17,069.72x = 221,782,972.06
5. Step 5: Solve for x
   x = 221,782,972.06/17,069.72
6. Step 6: Final answer
   x = 12,992.77