Finding the Fourth Proportional to 22,443.86, 30,950.16 and 14,490.20

Step by Step Solution

1. Step 1: Write the proportion equation
   22,443.86 : 30,950.16 = 14,490.20 : x
2. Step 2: Convert to fraction form
   22,443.86/30,950.16 = 14,490.20/x
3. Step 3: Cross multiply
   22,443.86x = 30,950.16 × 14,490.20
4. Step 4: Simplify right side
   22,443.86x = 448,474,008.43
5. Step 5: Solve for x
   x = 448,474,008.43/22,443.86
6. Step 6: Final answer
   x = 19,982.04