Finding the Fourth Proportional to 22,091.72, 30,486.24 and 12,020.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,091.72 : 30,486.24 = 12,020.27 : x
2. Step 2: Convert to fraction form
   22,091.72/30,486.24 = 12,020.27/x
3. Step 3: Cross multiply
   22,091.72x = 30,486.24 × 12,020.27
4. Step 4: Simplify right side
   22,091.72x = 366,452,683.65
5. Step 5: Solve for x
   x = 366,452,683.65/22,091.72
6. Step 6: Final answer
   x = 16,587.79