Finding the Fourth Proportional to 2,443.35, 3,665.61 and 800.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.35 : 3,665.61 = 800.04 : x
2. Step 2: Convert to fraction form
   2,443.35/3,665.61 = 800.04/x
3. Step 3: Cross multiply
   2,443.35x = 3,665.61 × 800.04
4. Step 4: Simplify right side
   2,443.35x = 2,932,634.62
5. Step 5: Solve for x
   x = 2,932,634.62/2,443.35
6. Step 6: Final answer
   x = 1,200.25