Finding the Fourth Proportional to 16,650.88, 22,976.90 and 9,577.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,650.88 : 22,976.90 = 9,577.76 : x
2. Step 2: Convert to fraction form
   16,650.88/22,976.90 = 9,577.76/x
3. Step 3: Cross multiply
   16,650.88x = 22,976.90 × 9,577.76
4. Step 4: Simplify right side
   16,650.88x = 220,067,106.89
5. Step 5: Solve for x
   x = 220,067,106.89/16,650.88
6. Step 6: Final answer
   x = 13,216.55