Finding the Fourth Proportional to 2,008.69, 3,012.60 and 775.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,008.69 : 3,012.60 = 775.69 : x
2. Step 2: Convert to fraction form
   2,008.69/3,012.60 = 775.69/x
3. Step 3: Cross multiply
   2,008.69x = 3,012.60 × 775.69
4. Step 4: Simplify right side
   2,008.69x = 2,336,843.69
5. Step 5: Solve for x
   x = 2,336,843.69/2,008.69
6. Step 6: Final answer
   x = 1,163.37