Finding the Fourth Proportional to 16,019.10, 22,105.71 and 9,306.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,019.10 : 22,105.71 = 9,306.63 : x
2. Step 2: Convert to fraction form
   16,019.10/22,105.71 = 9,306.63/x
3. Step 3: Cross multiply
   16,019.10x = 22,105.71 × 9,306.63
4. Step 4: Simplify right side
   16,019.10x = 205,729,663.86
5. Step 5: Solve for x
   x = 205,729,663.86/16,019.10
6. Step 6: Final answer
   x = 12,842.77