Finding the Fourth Proportional to 2,036.23, 3,053.78 and 803.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036.23 : 3,053.78 = 803.61 : x
2. Step 2: Convert to fraction form
   2,036.23/3,053.78 = 803.61/x
3. Step 3: Cross multiply
   2,036.23x = 3,053.78 × 803.61
4. Step 4: Simplify right side
   2,036.23x = 2,454,048.15
5. Step 5: Solve for x
   x = 2,454,048.15/2,036.23
6. Step 6: Final answer
   x = 1,205.19