Finding the Fourth Proportional to 16,814.42, 25,221.83 and 5,721.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,814.42 : 25,221.83 = 5,721.34 : x
2. Step 2: Convert to fraction form
   16,814.42/25,221.83 = 5,721.34/x
3. Step 3: Cross multiply
   16,814.42x = 25,221.83 × 5,721.34
4. Step 4: Simplify right side
   16,814.42x = 144,302,553.05
5. Step 5: Solve for x
   x = 144,302,553.05/16,814.42
6. Step 6: Final answer
   x = 8,582.07