Finding the Fourth Proportional to 16,322.16, 22,529.72 and 9,253.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,322.16 : 22,529.72 = 9,253.30 : x
2. Step 2: Convert to fraction form
   16,322.16/22,529.72 = 9,253.30/x
3. Step 3: Cross multiply
   16,322.16x = 22,529.72 × 9,253.30
4. Step 4: Simplify right side
   16,322.16x = 208,474,258.08
5. Step 5: Solve for x
   x = 208,474,258.08/16,322.16
6. Step 6: Final answer
   x = 12,772.47