Finding the Fourth Proportional to 16,170.80, 24,249.72 and 5,776.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,170.80 : 24,249.72 = 5,776.88 : x
2. Step 2: Convert to fraction form
   16,170.80/24,249.72 = 5,776.88/x
3. Step 3: Cross multiply
   16,170.80x = 24,249.72 × 5,776.88
4. Step 4: Simplify right side
   16,170.80x = 140,087,722.47
5. Step 5: Solve for x
   x = 140,087,722.47/16,170.80
6. Step 6: Final answer
   x = 8,663.01