Finding the Fourth Proportional to 1,096.98, 1,514.15 and 677.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.98 : 1,514.15 = 677.40 : x
2. Step 2: Convert to fraction form
   1,096.98/1,514.15 = 677.40/x
3. Step 3: Cross multiply
   1,096.98x = 1,514.15 × 677.40
4. Step 4: Simplify right side
   1,096.98x = 1,025,681.82
5. Step 5: Solve for x
   x = 1,025,681.82/1,096.98
6. Step 6: Final answer
   x = 935.01