Finding the Fourth Proportional to 15,895.98, 21,936.24 and 8,822.25

Step by Step Solution

1. Step 1: Write the proportion equation
   15,895.98 : 21,936.24 = 8,822.25 : x
2. Step 2: Convert to fraction form
   15,895.98/21,936.24 = 8,822.25/x
3. Step 3: Cross multiply
   15,895.98x = 21,936.24 × 8,822.25
4. Step 4: Simplify right side
   15,895.98x = 193,526,993.34
5. Step 5: Solve for x
   x = 193,526,993.34/15,895.98
6. Step 6: Final answer
   x = 12,174.59