Finding the Fourth Proportional to 16,569.45, 22,865.15 and 9,015.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,569.45 : 22,865.15 = 9,015.81 : x
2. Step 2: Convert to fraction form
   16,569.45/22,865.15 = 9,015.81/x
3. Step 3: Cross multiply
   16,569.45x = 22,865.15 × 9,015.81
4. Step 4: Simplify right side
   16,569.45x = 206,147,848.02
5. Step 5: Solve for x
   x = 206,147,848.02/16,569.45
6. Step 6: Final answer
   x = 12,441.44