Finding the Fourth Proportional to 1,631.35, 2,441.55 and 1,609.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,631.35 : 2,441.55 = 1,609.48 : x
2. Step 2: Convert to fraction form
   1,631.35/2,441.55 = 1,609.48/x
3. Step 3: Cross multiply
   1,631.35x = 2,441.55 × 1,609.48
4. Step 4: Simplify right side
   1,631.35x = 3,929,625.89
5. Step 5: Solve for x
   x = 3,929,625.89/1,631.35
6. Step 6: Final answer
   x = 2,408.82