Finding the Fourth Proportional to 2,080.15, 3,122.12 and 848.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.15 : 3,122.12 = 848.41 : x
2. Step 2: Convert to fraction form
   2,080.15/3,122.12 = 848.41/x
3. Step 3: Cross multiply
   2,080.15x = 3,122.12 × 848.41
4. Step 4: Simplify right side
   2,080.15x = 2,648,837.83
5. Step 5: Solve for x
   x = 2,648,837.83/2,080.15
6. Step 6: Final answer
   x = 1,273.39