Finding the Fourth Proportional to 3,466.40, 5,196.22 and 1,984.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,466.40 : 5,196.22 = 1,984.10 : x
2. Step 2: Convert to fraction form
   3,466.40/5,196.22 = 1,984.10/x
3. Step 3: Cross multiply
   3,466.40x = 5,196.22 × 1,984.10
4. Step 4: Simplify right side
   3,466.40x = 10,309,820.10
5. Step 5: Solve for x
   x = 10,309,820.10/3,466.40
6. Step 6: Final answer
   x = 2,974.22