Finding the Fourth Proportional to 2,081.08, 3,120.16 and 848.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081.08 : 3,120.16 = 848.12 : x
2. Step 2: Convert to fraction form
   2,081.08/3,120.16 = 848.12/x
3. Step 3: Cross multiply
   2,081.08x = 3,120.16 × 848.12
4. Step 4: Simplify right side
   2,081.08x = 2,646,270.10
5. Step 5: Solve for x
   x = 2,646,270.10/2,081.08
6. Step 6: Final answer
   x = 1,271.58