Finding the Fourth Proportional to 16,505.31, 22,776.69 and 8,951.51

Step by Step Solution

1. Step 1: Write the proportion equation
   16,505.31 : 22,776.69 = 8,951.51 : x
2. Step 2: Convert to fraction form
   16,505.31/22,776.69 = 8,951.51/x
3. Step 3: Cross multiply
   16,505.31x = 22,776.69 × 8,951.51
4. Step 4: Simplify right side
   16,505.31x = 203,885,654.42
5. Step 5: Solve for x
   x = 203,885,654.42/16,505.31
6. Step 6: Final answer
   x = 12,352.73