Finding the Fourth Proportional to 356,025.35, 491,315.72 and 194,890.69

Step by Step Solution

1. Step 1: Write the proportion equation
   356,025.35 : 491,315.72 = 194,890.69 : x
2. Step 2: Convert to fraction form
   356,025.35/491,315.72 = 194,890.69/x
3. Step 3: Cross multiply
   356,025.35x = 491,315.72 × 194,890.69
4. Step 4: Simplify right side
   356,025.35x = 95,752,859,678.65
5. Step 5: Solve for x
   x = 95,752,859,678.65/356,025.35
6. Step 6: Final answer
   x = 268,949.56