Finding the Fourth Proportional to 300,764, 415,054.42 and 179,910.38

Step by Step Solution

1. Step 1: Write the proportion equation
   300,764 : 415,054.42 = 179,910.38 : x
2. Step 2: Convert to fraction form
   300,764/415,054.42 = 179,910.38/x
3. Step 3: Cross multiply
   300,764x = 415,054.42 × 179,910.38
4. Step 4: Simplify right side
   300,764x = 74,672,598,422.88
5. Step 5: Solve for x
   x = 74,672,598,422.88/300,764
6. Step 6: Final answer
   x = 248,276.38