Finding the Fourth Proportional to 21,608.52, 29,825.30 and 14,073.62

Step by Step Solution

1. Step 1: Write the proportion equation
   21,608.52 : 29,825.30 = 14,073.62 : x
2. Step 2: Convert to fraction form
   21,608.52/29,825.30 = 14,073.62/x
3. Step 3: Cross multiply
   21,608.52x = 29,825.30 × 14,073.62
4. Step 4: Simplify right side
   21,608.52x = 419,749,938.59
5. Step 5: Solve for x
   x = 419,749,938.59/21,608.52
6. Step 6: Final answer
   x = 19,425.21