Finding the Fourth Proportional to 16,091.96, 22,208.27 and 9,019.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,091.96 : 22,208.27 = 9,019.74 : x
2. Step 2: Convert to fraction form
   16,091.96/22,208.27 = 9,019.74/x
3. Step 3: Cross multiply
   16,091.96x = 22,208.27 × 9,019.74
4. Step 4: Simplify right side
   16,091.96x = 200,312,927.08
5. Step 5: Solve for x
   x = 200,312,927.08/16,091.96
6. Step 6: Final answer
   x = 12,448.02