Finding the Fourth Proportional to 16,050.15, 22,154.72 and 9,680.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,050.15 : 22,154.72 = 9,680.31 : x
2. Step 2: Convert to fraction form
   16,050.15/22,154.72 = 9,680.31/x
3. Step 3: Cross multiply
   16,050.15x = 22,154.72 × 9,680.31
4. Step 4: Simplify right side
   16,050.15x = 214,464,509.16
5. Step 5: Solve for x
   x = 214,464,509.16/16,050.15
6. Step 6: Final answer
   x = 13,362.15