Finding the Fourth Proportional to 2,940.63, 4,410.72 and 1,297.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940.63 : 4,410.72 = 1,297.19 : x
2. Step 2: Convert to fraction form
   2,940.63/4,410.72 = 1,297.19/x
3. Step 3: Cross multiply
   2,940.63x = 4,410.72 × 1,297.19
4. Step 4: Simplify right side
   2,940.63x = 5,721,519.82
5. Step 5: Solve for x
   x = 5,721,519.82/2,940.63
6. Step 6: Final answer
   x = 1,945.68