Finding the Fourth Proportional to 300,099.78, 414,131.82 and 164,133.24

Step by Step Solution

1. Step 1: Write the proportion equation
   300,099.78 : 414,131.82 = 164,133.24 : x
2. Step 2: Convert to fraction form
   300,099.78/414,131.82 = 164,133.24/x
3. Step 3: Cross multiply
   300,099.78x = 414,131.82 × 164,133.24
4. Step 4: Simplify right side
   300,099.78x = 67,972,797,403.70
5. Step 5: Solve for x
   x = 67,972,797,403.70/300,099.78
6. Step 6: Final answer
   x = 226,500.66