Finding the Fourth Proportional to 17,078.77, 23,568.12 and 9,422.35

Step by Step Solution

1. Step 1: Write the proportion equation
   17,078.77 : 23,568.12 = 9,422.35 : x
2. Step 2: Convert to fraction form
   17,078.77/23,568.12 = 9,422.35/x
3. Step 3: Cross multiply
   17,078.77x = 23,568.12 × 9,422.35
4. Step 4: Simplify right side
   17,078.77x = 222,066,987.10
5. Step 5: Solve for x
   x = 222,066,987.10/17,078.77
6. Step 6: Final answer
   x = 13,002.52