Finding the Fourth Proportional to 21,914.52, 30,244.83 and 14,367.21

Step by Step Solution

1. Step 1: Write the proportion equation
   21,914.52 : 30,244.83 = 14,367.21 : x
2. Step 2: Convert to fraction form
   21,914.52/30,244.83 = 14,367.21/x
3. Step 3: Cross multiply
   21,914.52x = 30,244.83 × 14,367.21
4. Step 4: Simplify right side
   21,914.52x = 434,533,824.02
5. Step 5: Solve for x
   x = 434,533,824.02/21,914.52
6. Step 6: Final answer
   x = 19,828.58