Finding the Fourth Proportional to 300,310.61, 414,387.72 and 179,426.30

Step by Step Solution

1. Step 1: Write the proportion equation
   300,310.61 : 414,387.72 = 179,426.30 : x
2. Step 2: Convert to fraction form
   300,310.61/414,387.72 = 179,426.30/x
3. Step 3: Cross multiply
   300,310.61x = 414,387.72 × 179,426.30
4. Step 4: Simplify right side
   300,310.61x = 74,352,053,293.10
5. Step 5: Solve for x
   x = 74,352,053,293.10/300,310.61
6. Step 6: Final answer
   x = 247,583.84