Finding the Fourth Proportional to 1,096.08, 1,645.04 and 893.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.08 : 1,645.04 = 893.18 : x
2. Step 2: Convert to fraction form
   1,096.08/1,645.04 = 893.18/x
3. Step 3: Cross multiply
   1,096.08x = 1,645.04 × 893.18
4. Step 4: Simplify right side
   1,096.08x = 1,469,316.83
5. Step 5: Solve for x
   x = 1,469,316.83/1,096.08
6. Step 6: Final answer
   x = 1,340.52