Finding the Fourth Proportional to 16,355.52, 22,570.88 and 8,903.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,355.52 : 22,570.88 = 8,903.52 : x
2. Step 2: Convert to fraction form
   16,355.52/22,570.88 = 8,903.52/x
3. Step 3: Cross multiply
   16,355.52x = 22,570.88 × 8,903.52
4. Step 4: Simplify right side
   16,355.52x = 200,960,281.50
5. Step 5: Solve for x
   x = 200,960,281.50/16,355.52
6. Step 6: Final answer
   x = 12,287.00