Finding the Fourth Proportional to 2,008.07, 3,011.56 and 775.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,008.07 : 3,011.56 = 775.25 : x
2. Step 2: Convert to fraction form
   2,008.07/3,011.56 = 775.25/x
3. Step 3: Cross multiply
   2,008.07x = 3,011.56 × 775.25
4. Step 4: Simplify right side
   2,008.07x = 2,334,694.89
5. Step 5: Solve for x
   x = 2,334,694.89/2,008.07
6. Step 6: Final answer
   x = 1,162.66