Finding the Fourth Proportional to 300,340.62, 414,461.67 and 177,839.15

Step by Step Solution

1. Step 1: Write the proportion equation
   300,340.62 : 414,461.67 = 177,839.15 : x
2. Step 2: Convert to fraction form
   300,340.62/414,461.67 = 177,839.15/x
3. Step 3: Cross multiply
   300,340.62x = 414,461.67 × 177,839.15
4. Step 4: Simplify right side
   300,340.62x = 73,707,511,100.38
5. Step 5: Solve for x
   x = 73,707,511,100.38/300,340.62
6. Step 6: Final answer
   x = 245,413.06