Finding the Fourth Proportional to 17,019.37, 23,486.28 and 9,465.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,019.37 : 23,486.28 = 9,465.31 : x
2. Step 2: Convert to fraction form
   17,019.37/23,486.28 = 9,465.31/x
3. Step 3: Cross multiply
   17,019.37x = 23,486.28 × 9,465.31
4. Step 4: Simplify right side
   17,019.37x = 222,304,920.95
5. Step 5: Solve for x
   x = 222,304,920.95/17,019.37
6. Step 6: Final answer
   x = 13,061.88