Finding the Fourth Proportional to 2,398.41, 3,309.76 and 1,350.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,398.41 : 3,309.76 = 1,350.47 : x
2. Step 2: Convert to fraction form
   2,398.41/3,309.76 = 1,350.47/x
3. Step 3: Cross multiply
   2,398.41x = 3,309.76 × 1,350.47
4. Step 4: Simplify right side
   2,398.41x = 4,469,741.55
5. Step 5: Solve for x
   x = 4,469,741.55/2,398.41
6. Step 6: Final answer
   x = 1,863.63