Finding the Fourth Proportional to 22,423.05, 30,719.72 and 21,582.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,423.05 : 30,719.72 = 21,582.27 : x
2. Step 2: Convert to fraction form
   22,423.05/30,719.72 = 21,582.27/x
3. Step 3: Cross multiply
   22,423.05x = 30,719.72 × 21,582.27
4. Step 4: Simplify right side
   22,423.05x = 663,001,183.45
5. Step 5: Solve for x
   x = 663,001,183.45/22,423.05
6. Step 6: Final answer
   x = 29,567.84