Finding the Fourth Proportional to 2,940.56, 4,410.81 and 749.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940.56 : 4,410.81 = 749.27 : x
2. Step 2: Convert to fraction form
   2,940.56/4,410.81 = 749.27/x
3. Step 3: Cross multiply
   2,940.56x = 4,410.81 × 749.27
4. Step 4: Simplify right side
   2,940.56x = 3,304,887.61
5. Step 5: Solve for x
   x = 3,304,887.61/2,940.56
6. Step 6: Final answer
   x = 1,123.90