Finding the Fourth Proportional to 21,499.75, 32,241.34 and 8,350.39

Step by Step Solution

1. Step 1: Write the proportion equation
   21,499.75 : 32,241.34 = 8,350.39 : x
2. Step 2: Convert to fraction form
   21,499.75/32,241.34 = 8,350.39/x
3. Step 3: Cross multiply
   21,499.75x = 32,241.34 × 8,350.39
4. Step 4: Simplify right side
   21,499.75x = 269,227,763.12
5. Step 5: Solve for x
   x = 269,227,763.12/21,499.75
6. Step 6: Final answer
   x = 12,522.37