Finding the Fourth Proportional to 2,410.83, 3,616.18 and 767.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,410.83 : 3,616.18 = 767.48 : x
2. Step 2: Convert to fraction form
   2,410.83/3,616.18 = 767.48/x
3. Step 3: Cross multiply
   2,410.83x = 3,616.18 × 767.48
4. Step 4: Simplify right side
   2,410.83x = 2,775,325.83
5. Step 5: Solve for x
   x = 2,775,325.83/2,410.83
6. Step 6: Final answer
   x = 1,151.19