Finding the Fourth Proportional to 16,116.80, 24,174.59 and 4,429.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,116.80 : 24,174.59 = 4,429.71 : x
2. Step 2: Convert to fraction form
   16,116.80/24,174.59 = 4,429.71/x
3. Step 3: Cross multiply
   16,116.80x = 24,174.59 × 4,429.71
4. Step 4: Simplify right side
   16,116.80x = 107,086,400.92
5. Step 5: Solve for x
   x = 107,086,400.92/16,116.80
6. Step 6: Final answer
   x = 6,644.40