Finding the Fourth Proportional to 1,461.57, 2,016.99 and 798.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,461.57 : 2,016.99 = 798.42 : x
2. Step 2: Convert to fraction form
   1,461.57/2,016.99 = 798.42/x
3. Step 3: Cross multiply
   1,461.57x = 2,016.99 × 798.42
4. Step 4: Simplify right side
   1,461.57x = 1,610,405.16
5. Step 5: Solve for x
   x = 1,610,405.16/1,461.57
6. Step 6: Final answer
   x = 1,101.83