Finding the Fourth Proportional to 2,094.88, 3,143.34 and 845.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.88 : 3,143.34 = 845.42 : x
2. Step 2: Convert to fraction form
   2,094.88/3,143.34 = 845.42/x
3. Step 3: Cross multiply
   2,094.88x = 3,143.34 × 845.42
4. Step 4: Simplify right side
   2,094.88x = 2,657,442.50
5. Step 5: Solve for x
   x = 2,657,442.50/2,094.88
6. Step 6: Final answer
   x = 1,268.54