Finding the Fourth Proportional to 1,982.10, 2,735.60 and 1,196.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,982.10 : 2,735.60 = 1,196.58 : x
2. Step 2: Convert to fraction form
   1,982.10/2,735.60 = 1,196.58/x
3. Step 3: Cross multiply
   1,982.10x = 2,735.60 × 1,196.58
4. Step 4: Simplify right side
   1,982.10x = 3,273,358.27
5. Step 5: Solve for x
   x = 3,273,358.27/1,982.10
6. Step 6: Final answer
   x = 1,651.46