Finding the Fourth Proportional to 16,493.98, 22,760.26 and 9,778.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,493.98 : 22,760.26 = 9,778.54 : x
2. Step 2: Convert to fraction form
   16,493.98/22,760.26 = 9,778.54/x
3. Step 3: Cross multiply
   16,493.98x = 22,760.26 × 9,778.54
4. Step 4: Simplify right side
   16,493.98x = 222,562,112.82
5. Step 5: Solve for x
   x = 222,562,112.82/16,493.98
6. Step 6: Final answer
   x = 13,493.54