Finding the Fourth Proportional to 2,076.08, 3,114.05 and 843.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.08 : 3,114.05 = 843.15 : x
2. Step 2: Convert to fraction form
   2,076.08/3,114.05 = 843.15/x
3. Step 3: Cross multiply
   2,076.08x = 3,114.05 × 843.15
4. Step 4: Simplify right side
   2,076.08x = 2,625,618.72
5. Step 5: Solve for x
   x = 2,625,618.72/2,076.08
6. Step 6: Final answer
   x = 1,264.70