Finding the Fourth Proportional to 16,570.68, 22,867.96 and 9,017.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,570.68 : 22,867.96 = 9,017.42 : x
2. Step 2: Convert to fraction form
   16,570.68/22,867.96 = 9,017.42/x
3. Step 3: Cross multiply
   16,570.68x = 22,867.96 × 9,017.42
4. Step 4: Simplify right side
   16,570.68x = 206,209,999.86
5. Step 5: Solve for x
   x = 206,209,999.86/16,570.68
6. Step 6: Final answer
   x = 12,444.27