Finding the Fourth Proportional to 2,016.34, 3,025.06 and 845.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.34 : 3,025.06 = 845.73 : x
2. Step 2: Convert to fraction form
   2,016.34/3,025.06 = 845.73/x
3. Step 3: Cross multiply
   2,016.34x = 3,025.06 × 845.73
4. Step 4: Simplify right side
   2,016.34x = 2,558,364.64
5. Step 5: Solve for x
   x = 2,558,364.64/2,016.34
6. Step 6: Final answer
   x = 1,268.82