Finding the Fourth Proportional to 22,453.58, 30,978.42 and 14,501.18

Step by Step Solution

1. Step 1: Write the proportion equation
   22,453.58 : 30,978.42 = 14,501.18 : x
2. Step 2: Convert to fraction form
   22,453.58/30,978.42 = 14,501.18/x
3. Step 3: Cross multiply
   22,453.58x = 30,978.42 × 14,501.18
4. Step 4: Simplify right side
   22,453.58x = 449,223,644.54
5. Step 5: Solve for x
   x = 449,223,644.54/22,453.58
6. Step 6: Final answer
   x = 20,006.77