Finding the Fourth Proportional to 16,504.43, 22,777.67 and 9,429.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,504.43 : 22,777.67 = 9,429.48 : x
2. Step 2: Convert to fraction form
   16,504.43/22,777.67 = 9,429.48/x
3. Step 3: Cross multiply
   16,504.43x = 22,777.67 × 9,429.48
4. Step 4: Simplify right side
   16,504.43x = 214,781,607.29
5. Step 5: Solve for x
   x = 214,781,607.29/16,504.43
6. Step 6: Final answer
   x = 13,013.58