Finding the Fourth Proportional to 17,086.05, 23,578.21 and 10,017.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,086.05 : 23,578.21 = 10,017.18 : x
2. Step 2: Convert to fraction form
   17,086.05/23,578.21 = 10,017.18/x
3. Step 3: Cross multiply
   17,086.05x = 23,578.21 × 10,017.18
4. Step 4: Simplify right side
   17,086.05x = 236,187,030.71
5. Step 5: Solve for x
   x = 236,187,030.71/17,086.05
6. Step 6: Final answer
   x = 13,823.39