Finding the Fourth Proportional to 21,336.56, 32,014.07 and 8,185.86

Step by Step Solution

1. Step 1: Write the proportion equation
   21,336.56 : 32,014.07 = 8,185.86 : x
2. Step 2: Convert to fraction form
   21,336.56/32,014.07 = 8,185.86/x
3. Step 3: Cross multiply
   21,336.56x = 32,014.07 × 8,185.86
4. Step 4: Simplify right side
   21,336.56x = 262,062,684.82
5. Step 5: Solve for x
   x = 262,062,684.82/21,336.56
6. Step 6: Final answer
   x = 12,282.33