Finding the Fourth Proportional to 40,092.72, 55,327.61 and 22,187.27

Step by Step Solution

1. Step 1: Write the proportion equation
   40,092.72 : 55,327.61 = 22,187.27 : x
2. Step 2: Convert to fraction form
   40,092.72/55,327.61 = 22,187.27/x
3. Step 3: Cross multiply
   40,092.72x = 55,327.61 × 22,187.27
4. Step 4: Simplify right side
   40,092.72x = 1,227,568,379.29
5. Step 5: Solve for x
   x = 1,227,568,379.29/40,092.72
6. Step 6: Final answer
   x = 30,618.23