Finding the Fourth Proportional to 16,006.96, 22,086.83 and 9,291.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,006.96 : 22,086.83 = 9,291.08 : x
2. Step 2: Convert to fraction form
   16,006.96/22,086.83 = 9,291.08/x
3. Step 3: Cross multiply
   16,006.96x = 22,086.83 × 9,291.08
4. Step 4: Simplify right side
   16,006.96x = 205,210,504.48
5. Step 5: Solve for x
   x = 205,210,504.48/16,006.96
6. Step 6: Final answer
   x = 12,820.08