Finding the Fourth Proportional to 1,461.39, 2,016.70 and 798.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,461.39 : 2,016.70 = 798.22 : x
2. Step 2: Convert to fraction form
   1,461.39/2,016.70 = 798.22/x
3. Step 3: Cross multiply
   1,461.39x = 2,016.70 × 798.22
4. Step 4: Simplify right side
   1,461.39x = 1,609,770.27
5. Step 5: Solve for x
   x = 1,609,770.27/1,461.39
6. Step 6: Final answer
   x = 1,101.53