Finding the Fourth Proportional to 355,096.76, 490,033.56 and 204,193.76

Step by Step Solution

1. Step 1: Write the proportion equation
   355,096.76 : 490,033.56 = 204,193.76 : x
2. Step 2: Convert to fraction form
   355,096.76/490,033.56 = 204,193.76/x
3. Step 3: Cross multiply
   355,096.76x = 490,033.56 × 204,193.76
4. Step 4: Simplify right side
   355,096.76x = 100,061,795,142.59
5. Step 5: Solve for x
   x = 100,061,795,142.59/355,096.76
6. Step 6: Final answer
   x = 281,787.41