Finding the Fourth Proportional to 2,440.48, 3,659.73 and 774.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,440.48 : 3,659.73 = 774.03 : x
2. Step 2: Convert to fraction form
   2,440.48/3,659.73 = 774.03/x
3. Step 3: Cross multiply
   2,440.48x = 3,659.73 × 774.03
4. Step 4: Simplify right side
   2,440.48x = 2,832,745.69
5. Step 5: Solve for x
   x = 2,832,745.69/2,440.48
6. Step 6: Final answer
   x = 1,160.73