Finding the Fourth Proportional to 2,081.81, 3,122.71 and 848.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081.81 : 3,122.71 = 848.93 : x
2. Step 2: Convert to fraction form
   2,081.81/3,122.71 = 848.93/x
3. Step 3: Cross multiply
   2,081.81x = 3,122.71 × 848.93
4. Step 4: Simplify right side
   2,081.81x = 2,650,944.46
5. Step 5: Solve for x
   x = 2,650,944.46/2,081.81
6. Step 6: Final answer
   x = 1,273.38