Finding the Fourth Proportional to 16,472.89, 22,730.38 and 9,303.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,472.89 : 22,730.38 = 9,303.31 : x
2. Step 2: Convert to fraction form
   16,472.89/22,730.38 = 9,303.31/x
3. Step 3: Cross multiply
   16,472.89x = 22,730.38 × 9,303.31
4. Step 4: Simplify right side
   16,472.89x = 211,467,771.56
5. Step 5: Solve for x
   x = 211,467,771.56/16,472.89
6. Step 6: Final answer
   x = 12,837.32