Finding the Fourth Proportional to 21,333.22, 32,004.38 and 8,185.48

Step by Step Solution

1. Step 1: Write the proportion equation
   21,333.22 : 32,004.38 = 8,185.48 : x
2. Step 2: Convert to fraction form
   21,333.22/32,004.38 = 8,185.48/x
3. Step 3: Cross multiply
   21,333.22x = 32,004.38 × 8,185.48
4. Step 4: Simplify right side
   21,333.22x = 261,971,212.40
5. Step 5: Solve for x
   x = 261,971,212.40/21,333.22
6. Step 6: Final answer
   x = 12,279.97