Finding the Fourth Proportional to 2,469.45, 3,408.33 and 1,630.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.45 : 3,408.33 = 1,630.20 : x
2. Step 2: Convert to fraction form
   2,469.45/3,408.33 = 1,630.20/x
3. Step 3: Cross multiply
   2,469.45x = 3,408.33 × 1,630.20
4. Step 4: Simplify right side
   2,469.45x = 5,556,259.57
5. Step 5: Solve for x
   x = 5,556,259.57/2,469.45
6. Step 6: Final answer
   x = 2,250.00