Finding the Fourth Proportional to 16,628.52, 22,947.60 and 9,458.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,628.52 : 22,947.60 = 9,458.22 : x
2. Step 2: Convert to fraction form
   16,628.52/22,947.60 = 9,458.22/x
3. Step 3: Cross multiply
   16,628.52x = 22,947.60 × 9,458.22
4. Step 4: Simplify right side
   16,628.52x = 217,043,449.27
5. Step 5: Solve for x
   x = 217,043,449.27/16,628.52
6. Step 6: Final answer
   x = 13,052.48