Finding the Fourth Proportional to 2,383.98, 3,289.89 and 1,336.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.98 : 3,289.89 = 1,336.05 : x
2. Step 2: Convert to fraction form
   2,383.98/3,289.89 = 1,336.05/x
3. Step 3: Cross multiply
   2,383.98x = 3,289.89 × 1,336.05
4. Step 4: Simplify right side
   2,383.98x = 4,395,457.53
5. Step 5: Solve for x
   x = 4,395,457.53/2,383.98
6. Step 6: Final answer
   x = 1,843.75