Finding the Fourth Proportional to 16,456.31, 22,701.66 and 10,788.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,456.31 : 22,701.66 = 10,788.56 : x
2. Step 2: Convert to fraction form
   16,456.31/22,701.66 = 10,788.56/x
3. Step 3: Cross multiply
   16,456.31x = 22,701.66 × 10,788.56
4. Step 4: Simplify right side
   16,456.31x = 244,918,221.01
5. Step 5: Solve for x
   x = 244,918,221.01/16,456.31
6. Step 6: Final answer
   x = 14,882.94