Finding the Fourth Proportional to 2,081.01, 3,121.17 and 848.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081.01 : 3,121.17 = 848.37 : x
2. Step 2: Convert to fraction form
   2,081.01/3,121.17 = 848.37/x
3. Step 3: Cross multiply
   2,081.01x = 3,121.17 × 848.37
4. Step 4: Simplify right side
   2,081.01x = 2,647,906.99
5. Step 5: Solve for x
   x = 2,647,906.99/2,081.01
6. Step 6: Final answer
   x = 1,272.41