Finding the Fourth Proportional to 2,077.33, 3,116.08 and 967.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.33 : 3,116.08 = 967.78 : x
2. Step 2: Convert to fraction form
   2,077.33/3,116.08 = 967.78/x
3. Step 3: Cross multiply
   2,077.33x = 3,116.08 × 967.78
4. Step 4: Simplify right side
   2,077.33x = 3,015,679.90
5. Step 5: Solve for x
   x = 3,015,679.90/2,077.33
6. Step 6: Final answer
   x = 1,451.71