Finding the Fourth Proportional to 1,096.48, 1,513.12 and 654.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.48 : 1,513.12 = 654.38 : x
2. Step 2: Convert to fraction form
   1,096.48/1,513.12 = 654.38/x
3. Step 3: Cross multiply
   1,096.48x = 1,513.12 × 654.38
4. Step 4: Simplify right side
   1,096.48x = 990,155.47
5. Step 5: Solve for x
   x = 990,155.47/1,096.48
6. Step 6: Final answer
   x = 903.03