Finding the Fourth Proportional to 2,236.28, 3,086.02 and 1,241.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,236.28 : 3,086.02 = 1,241.50 : x
2. Step 2: Convert to fraction form
   2,236.28/3,086.02 = 1,241.50/x
3. Step 3: Cross multiply
   2,236.28x = 3,086.02 × 1,241.50
4. Step 4: Simplify right side
   2,236.28x = 3,831,293.83
5. Step 5: Solve for x
   x = 3,831,293.83/2,236.28
6. Step 6: Final answer
   x = 1,713.24