Finding the Fourth Proportional to 2,821.35, 4,229.59 and 1,361.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,821.35 : 4,229.59 = 1,361.52 : x
2. Step 2: Convert to fraction form
   2,821.35/4,229.59 = 1,361.52/x
3. Step 3: Cross multiply
   2,821.35x = 4,229.59 × 1,361.52
4. Step 4: Simplify right side
   2,821.35x = 5,758,671.38
5. Step 5: Solve for x
   x = 5,758,671.38/2,821.35
6. Step 6: Final answer
   x = 2,041.10