Finding the Fourth Proportional to 40,036.82, 55,250.83 and 22,131.81

Step by Step Solution

1. Step 1: Write the proportion equation
   40,036.82 : 55,250.83 = 22,131.81 : x
2. Step 2: Convert to fraction form
   40,036.82/55,250.83 = 22,131.81/x
3. Step 3: Cross multiply
   40,036.82x = 55,250.83 × 22,131.81
4. Step 4: Simplify right side
   40,036.82x = 1,222,800,954.70
5. Step 5: Solve for x
   x = 1,222,800,954.70/40,036.82
6. Step 6: Final answer
   x = 30,541.91