Finding the Fourth Proportional to 2,732.02, 4,096.83 and 783.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,732.02 : 4,096.83 = 783.78 : x
2. Step 2: Convert to fraction form
   2,732.02/4,096.83 = 783.78/x
3. Step 3: Cross multiply
   2,732.02x = 4,096.83 × 783.78
4. Step 4: Simplify right side
   2,732.02x = 3,211,013.42
5. Step 5: Solve for x
   x = 3,211,013.42/2,732.02
6. Step 6: Final answer
   x = 1,175.33