Finding the Fourth Proportional to 1,956.74, 2,932.05 and 1,078.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,956.74 : 2,932.05 = 1,078.49 : x
2. Step 2: Convert to fraction form
   1,956.74/2,932.05 = 1,078.49/x
3. Step 3: Cross multiply
   1,956.74x = 2,932.05 × 1,078.49
4. Step 4: Simplify right side
   1,956.74x = 3,162,171.94
5. Step 5: Solve for x
   x = 3,162,171.94/1,956.74
6. Step 6: Final answer
   x = 1,616.05