Finding the Fourth Proportional to 2,443.25, 3,664.55 and 799.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.25 : 3,664.55 = 799.61 : x
2. Step 2: Convert to fraction form
   2,443.25/3,664.55 = 799.61/x
3. Step 3: Cross multiply
   2,443.25x = 3,664.55 × 799.61
4. Step 4: Simplify right side
   2,443.25x = 2,930,194.50
5. Step 5: Solve for x
   x = 2,930,194.50/2,443.25
6. Step 6: Final answer
   x = 1,199.30