Finding the Fourth Proportional to 2,389.48, 3,297.54 and 1,341.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,389.48 : 3,297.54 = 1,341.64 : x
2. Step 2: Convert to fraction form
   2,389.48/3,297.54 = 1,341.64/x
3. Step 3: Cross multiply
   2,389.48x = 3,297.54 × 1,341.64
4. Step 4: Simplify right side
   2,389.48x = 4,424,111.57
5. Step 5: Solve for x
   x = 4,424,111.57/2,389.48
6. Step 6: Final answer
   x = 1,851.50