Finding the Fourth Proportional to 2,084.23, 3,124.17 and 851.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.23 : 3,124.17 = 851.14 : x
2. Step 2: Convert to fraction form
   2,084.23/3,124.17 = 851.14/x
3. Step 3: Cross multiply
   2,084.23x = 3,124.17 × 851.14
4. Step 4: Simplify right side
   2,084.23x = 2,659,106.05
5. Step 5: Solve for x
   x = 2,659,106.05/2,084.23
6. Step 6: Final answer
   x = 1,275.82