Finding the Fourth Proportional to 2,194.50, 3,290.01 and 1,098.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194.50 : 3,290.01 = 1,098.27 : x
2. Step 2: Convert to fraction form
   2,194.50/3,290.01 = 1,098.27/x
3. Step 3: Cross multiply
   2,194.50x = 3,290.01 × 1,098.27
4. Step 4: Simplify right side
   2,194.50x = 3,613,319.28
5. Step 5: Solve for x
   x = 3,613,319.28/2,194.50
6. Step 6: Final answer
   x = 1,646.53