Finding the Fourth Proportional to 2,137.71, 2,949.86 and 1,241.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,137.71 : 2,949.86 = 1,241.27 : x
2. Step 2: Convert to fraction form
   2,137.71/2,949.86 = 1,241.27/x
3. Step 3: Cross multiply
   2,137.71x = 2,949.86 × 1,241.27
4. Step 4: Simplify right side
   2,137.71x = 3,661,561.08
5. Step 5: Solve for x
   x = 3,661,561.08/2,137.71
6. Step 6: Final answer
   x = 1,712.84