Finding the Fourth Proportional to 2,384.65, 3,576.78 and 803.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.65 : 3,576.78 = 803.38 : x
2. Step 2: Convert to fraction form
   2,384.65/3,576.78 = 803.38/x
3. Step 3: Cross multiply
   2,384.65x = 3,576.78 × 803.38
4. Step 4: Simplify right side
   2,384.65x = 2,873,513.52
5. Step 5: Solve for x
   x = 2,873,513.52/2,384.65
6. Step 6: Final answer
   x = 1,205.00