Finding the Fourth Proportional to 2,242.86, 3,094.81 and 1,285.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,242.86 : 3,094.81 = 1,285.64 : x
2. Step 2: Convert to fraction form
   2,242.86/3,094.81 = 1,285.64/x
3. Step 3: Cross multiply
   2,242.86x = 3,094.81 × 1,285.64
4. Step 4: Simplify right side
   2,242.86x = 3,978,796.05
5. Step 5: Solve for x
   x = 3,978,796.05/2,242.86
6. Step 6: Final answer
   x = 1,773.98