Finding the Fourth Proportional to 17,019.52, 23,485.61 and 9,465.39

Step by Step Solution

1. Step 1: Write the proportion equation
   17,019.52 : 23,485.61 = 9,465.39 : x
2. Step 2: Convert to fraction form
   17,019.52/23,485.61 = 9,465.39/x
3. Step 3: Cross multiply
   17,019.52x = 23,485.61 × 9,465.39
4. Step 4: Simplify right side
   17,019.52x = 222,300,481.70
5. Step 5: Solve for x
   x = 222,300,481.70/17,019.52
6. Step 6: Final answer
   x = 13,061.50