Finding the Fourth Proportional to 2,417.83, 3,626.67 and 774.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,417.83 : 3,626.67 = 774.48 : x
2. Step 2: Convert to fraction form
   2,417.83/3,626.67 = 774.48/x
3. Step 3: Cross multiply
   2,417.83x = 3,626.67 × 774.48
4. Step 4: Simplify right side
   2,417.83x = 2,808,783.38
5. Step 5: Solve for x
   x = 2,808,783.38/2,417.83
6. Step 6: Final answer
   x = 1,161.70