Finding the Fourth Proportional to 1,096.74, 1,513.38 and 654.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.74 : 1,513.38 = 654.57 : x
2. Step 2: Convert to fraction form
   1,096.74/1,513.38 = 654.57/x
3. Step 3: Cross multiply
   1,096.74x = 1,513.38 × 654.57
4. Step 4: Simplify right side
   1,096.74x = 990,613.15
5. Step 5: Solve for x
   x = 990,613.15/1,096.74
6. Step 6: Final answer
   x = 903.23