Finding the Fourth Proportional to 40,016.63, 55,224.06 and 22,112.79

Step by Step Solution

1. Step 1: Write the proportion equation
   40,016.63 : 55,224.06 = 22,112.79 : x
2. Step 2: Convert to fraction form
   40,016.63/55,224.06 = 22,112.79/x
3. Step 3: Cross multiply
   40,016.63x = 55,224.06 × 22,112.79
4. Step 4: Simplify right side
   40,016.63x = 1,221,158,041.73
5. Step 5: Solve for x
   x = 1,221,158,041.73/40,016.63
6. Step 6: Final answer
   x = 30,516.26