Finding the Fourth Proportional to 2,047.85, 2,834.15 and 1,998.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.85 : 2,834.15 = 1,998.71 : x
2. Step 2: Convert to fraction form
   2,047.85/2,834.15 = 1,998.71/x
3. Step 3: Cross multiply
   2,047.85x = 2,834.15 × 1,998.71
4. Step 4: Simplify right side
   2,047.85x = 5,664,636.03
5. Step 5: Solve for x
   x = 5,664,636.03/2,047.85
6. Step 6: Final answer
   x = 2,766.14