Finding the Fourth Proportional to 2,064.78, 3,096.77 and 969.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.78 : 3,096.77 = 969.66 : x
2. Step 2: Convert to fraction form
   2,064.78/3,096.77 = 969.66/x
3. Step 3: Cross multiply
   2,064.78x = 3,096.77 × 969.66
4. Step 4: Simplify right side
   2,064.78x = 3,002,809.15
5. Step 5: Solve for x
   x = 3,002,809.15/2,064.78
6. Step 6: Final answer
   x = 1,454.30