Finding the Fourth Proportional to 2,389.91, 3,297.71 and 1,341.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,389.91 : 3,297.71 = 1,341.77 : x
2. Step 2: Convert to fraction form
   2,389.91/3,297.71 = 1,341.77/x
3. Step 3: Cross multiply
   2,389.91x = 3,297.71 × 1,341.77
4. Step 4: Simplify right side
   2,389.91x = 4,424,755.21
5. Step 5: Solve for x
   x = 4,424,755.21/2,389.91
6. Step 6: Final answer
   x = 1,851.44