Finding the Fourth Proportional to 300,694.82, 414,801.51 and 185,936.78

Step by Step Solution

1. Step 1: Write the proportion equation
   300,694.82 : 414,801.51 = 185,936.78 : x
2. Step 2: Convert to fraction form
   300,694.82/414,801.51 = 185,936.78/x
3. Step 3: Cross multiply
   300,694.82x = 414,801.51 × 185,936.78
4. Step 4: Simplify right side
   300,694.82x = 77,126,855,034.53
5. Step 5: Solve for x
   x = 77,126,855,034.53/300,694.82
6. Step 6: Final answer
   x = 256,495.46