Finding the Fourth Proportional to 2,003.67, 3,004.02 and 770.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.67 : 3,004.02 = 770.94 : x
2. Step 2: Convert to fraction form
   2,003.67/3,004.02 = 770.94/x
3. Step 3: Cross multiply
   2,003.67x = 3,004.02 × 770.94
4. Step 4: Simplify right side
   2,003.67x = 2,315,919.18
5. Step 5: Solve for x
   x = 2,315,919.18/2,003.67
6. Step 6: Final answer
   x = 1,155.84