Finding the Fourth Proportional to 1,096.72, 1,513.88 and 677.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.72 : 1,513.88 = 677.14 : x
2. Step 2: Convert to fraction form
   1,096.72/1,513.88 = 677.14/x
3. Step 3: Cross multiply
   1,096.72x = 1,513.88 × 677.14
4. Step 4: Simplify right side
   1,096.72x = 1,025,108.70
5. Step 5: Solve for x
   x = 1,025,108.70/1,096.72
6. Step 6: Final answer
   x = 934.70