Finding the Fourth Proportional to 16,076.96, 22,187.42 and 9,272.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,076.96 : 22,187.42 = 9,272.08 : x
2. Step 2: Convert to fraction form
   16,076.96/22,187.42 = 9,272.08/x
3. Step 3: Cross multiply
   16,076.96x = 22,187.42 × 9,272.08
4. Step 4: Simplify right side
   16,076.96x = 205,723,533.23
5. Step 5: Solve for x
   x = 205,723,533.23/16,076.96
6. Step 6: Final answer
   x = 12,796.17