Finding the Fourth Proportional to 1,096.12, 1,645.98 and 610.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.12 : 1,645.98 = 610.12 : x
2. Step 2: Convert to fraction form
   1,096.12/1,645.98 = 610.12/x
3. Step 3: Cross multiply
   1,096.12x = 1,645.98 × 610.12
4. Step 4: Simplify right side
   1,096.12x = 1,004,245.32
5. Step 5: Solve for x
   x = 1,004,245.32/1,096.12
6. Step 6: Final answer
   x = 916.18