Finding the Fourth Proportional to 17,016.20, 23,478.91 and 9,941.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,016.20 : 23,478.91 = 9,941.25 : x
2. Step 2: Convert to fraction form
   17,016.20/23,478.91 = 9,941.25/x
3. Step 3: Cross multiply
   17,016.20x = 23,478.91 × 9,941.25
4. Step 4: Simplify right side
   17,016.20x = 233,409,833.15
5. Step 5: Solve for x
   x = 233,409,833.15/17,016.20
6. Step 6: Final answer
   x = 13,716.92