Finding the Fourth Proportional to 16,628.56, 22,947.22 and 9,074.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,628.56 : 22,947.22 = 9,074.83 : x
2. Step 2: Convert to fraction form
   16,628.56/22,947.22 = 9,074.83/x
3. Step 3: Cross multiply
   16,628.56x = 22,947.22 × 9,074.83
4. Step 4: Simplify right side
   16,628.56x = 208,242,025.54
5. Step 5: Solve for x
   x = 208,242,025.54/16,628.56
6. Step 6: Final answer
   x = 12,523.16