Finding the Fourth Proportional to 1,096.16, 1,512.63 and 654.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.16 : 1,512.63 = 654.05 : x
2. Step 2: Convert to fraction form
   1,096.16/1,512.63 = 654.05/x
3. Step 3: Cross multiply
   1,096.16x = 1,512.63 × 654.05
4. Step 4: Simplify right side
   1,096.16x = 989,339.43
5. Step 5: Solve for x
   x = 989,339.43/1,096.16
6. Step 6: Final answer
   x = 902.55