Finding the Fourth Proportional to 21,447.50, 32,182.37 and 14,336.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,447.50 : 32,182.37 = 14,336.72 : x
2. Step 2: Convert to fraction form
   21,447.50/32,182.37 = 14,336.72/x
3. Step 3: Cross multiply
   21,447.50x = 32,182.37 × 14,336.72
4. Step 4: Simplify right side
   21,447.50x = 461,389,395.03
5. Step 5: Solve for x
   x = 461,389,395.03/21,447.50
6. Step 6: Final answer
   x = 21,512.51