Finding the Fourth Proportional to 2,469.86, 3,408.36 and 1,350.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.86 : 3,408.36 = 1,350.80 : x
2. Step 2: Convert to fraction form
   2,469.86/3,408.36 = 1,350.80/x
3. Step 3: Cross multiply
   2,469.86x = 3,408.36 × 1,350.80
4. Step 4: Simplify right side
   2,469.86x = 4,604,012.69
5. Step 5: Solve for x
   x = 4,604,012.69/2,469.86
6. Step 6: Final answer
   x = 1,864.08