Finding the Fourth Proportional to 1,096.15, 1,512.52 and 654.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.15 : 1,512.52 = 654.05 : x
2. Step 2: Convert to fraction form
   1,096.15/1,512.52 = 654.05/x
3. Step 3: Cross multiply
   1,096.15x = 1,512.52 × 654.05
4. Step 4: Simplify right side
   1,096.15x = 989,256.14
5. Step 5: Solve for x
   x = 989,256.14/1,096.15
6. Step 6: Final answer
   x = 902.48