Finding the Fourth Proportional to 16,570.52, 22,867.28 and 9,118.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,570.52 : 22,867.28 = 9,118.52 : x
2. Step 2: Convert to fraction form
   16,570.52/22,867.28 = 9,118.52/x
3. Step 3: Cross multiply
   16,570.52x = 22,867.28 × 9,118.52
4. Step 4: Simplify right side
   16,570.52x = 208,515,750.03
5. Step 5: Solve for x
   x = 208,515,750.03/16,570.52
6. Step 6: Final answer
   x = 12,583.54