Finding the Fourth Proportional to 1,096.61, 1,514.31 and 1,020.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.61 : 1,514.31 = 1,020.07 : x
2. Step 2: Convert to fraction form
   1,096.61/1,514.31 = 1,020.07/x
3. Step 3: Cross multiply
   1,096.61x = 1,514.31 × 1,020.07
4. Step 4: Simplify right side
   1,096.61x = 1,544,702.20
5. Step 5: Solve for x
   x = 1,544,702.20/1,096.61
6. Step 6: Final answer
   x = 1,408.62