Finding the Fourth Proportional to 16,500.36, 22,772.16 and 9,787.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,500.36 : 22,772.16 = 9,787.08 : x
2. Step 2: Convert to fraction form
   16,500.36/22,772.16 = 9,787.08/x
3. Step 3: Cross multiply
   16,500.36x = 22,772.16 × 9,787.08
4. Step 4: Simplify right side
   16,500.36x = 222,872,951.69
5. Step 5: Solve for x
   x = 222,872,951.69/16,500.36
6. Step 6: Final answer
   x = 13,507.16