Finding the Fourth Proportional to 17,018.16, 23,485.31 and 9,465.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,018.16 : 23,485.31 = 9,465.31 : x
2. Step 2: Convert to fraction form
   17,018.16/23,485.31 = 9,465.31/x
3. Step 3: Cross multiply
   17,018.16x = 23,485.31 × 9,465.31
4. Step 4: Simplify right side
   17,018.16x = 222,295,739.60
5. Step 5: Solve for x
   x = 222,295,739.60/17,018.16
6. Step 6: Final answer
   x = 13,062.27