Finding the Fourth Proportional to 2,007.94, 3,010.74 and 773.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.94 : 3,010.74 = 773.98 : x
2. Step 2: Convert to fraction form
   2,007.94/3,010.74 = 773.98/x
3. Step 3: Cross multiply
   2,007.94x = 3,010.74 × 773.98
4. Step 4: Simplify right side
   2,007.94x = 2,330,252.55
5. Step 5: Solve for x
   x = 2,330,252.55/2,007.94
6. Step 6: Final answer
   x = 1,160.52