Finding the Fourth Proportional to 2,363.21, 3,544.71 and 803.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,363.21 : 3,544.71 = 803.15 : x
2. Step 2: Convert to fraction form
   2,363.21/3,544.71 = 803.15/x
3. Step 3: Cross multiply
   2,363.21x = 3,544.71 × 803.15
4. Step 4: Simplify right side
   2,363.21x = 2,846,933.84
5. Step 5: Solve for x
   x = 2,846,933.84/2,363.21
6. Step 6: Final answer
   x = 1,204.69