Finding the Fourth Proportional to 16,382.88, 22,606.56 and 9,308.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,382.88 : 22,606.56 = 9,308.88 : x
2. Step 2: Convert to fraction form
   16,382.88/22,606.56 = 9,308.88/x
3. Step 3: Cross multiply
   16,382.88x = 22,606.56 × 9,308.88
4. Step 4: Simplify right side
   16,382.88x = 210,441,754.25
5. Step 5: Solve for x
   x = 210,441,754.25/16,382.88
6. Step 6: Final answer
   x = 12,845.22