Finding the Fourth Proportional to 2,940.58, 4,411.86 and 1,297.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940.58 : 4,411.86 = 1,297.18 : x
2. Step 2: Convert to fraction form
   2,940.58/4,411.86 = 1,297.18/x
3. Step 3: Cross multiply
   2,940.58x = 4,411.86 × 1,297.18
4. Step 4: Simplify right side
   2,940.58x = 5,722,976.55
5. Step 5: Solve for x
   x = 5,722,976.55/2,940.58
6. Step 6: Final answer
   x = 1,946.21