Finding the Fourth Proportional to 2,241.76, 3,093.72 and 1,247.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,241.76 : 3,093.72 = 1,247.12 : x
2. Step 2: Convert to fraction form
   2,241.76/3,093.72 = 1,247.12/x
3. Step 3: Cross multiply
   2,241.76x = 3,093.72 × 1,247.12
4. Step 4: Simplify right side
   2,241.76x = 3,858,240.09
5. Step 5: Solve for x
   x = 3,858,240.09/2,241.76
6. Step 6: Final answer
   x = 1,721.08