Finding the Fourth Proportional to 17,009.96, 23,473.28 and 9,456.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,009.96 : 23,473.28 = 9,456.12 : x
2. Step 2: Convert to fraction form
   17,009.96/23,473.28 = 9,456.12/x
3. Step 3: Cross multiply
   17,009.96x = 23,473.28 × 9,456.12
4. Step 4: Simplify right side
   17,009.96x = 221,966,152.47
5. Step 5: Solve for x
   x = 221,966,152.47/17,009.96
6. Step 6: Final answer
   x = 13,049.19