Finding the Fourth Proportional to 2,241.78, 3,093.69 and 1,247.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,241.78 : 3,093.69 = 1,247.13 : x
2. Step 2: Convert to fraction form
   2,241.78/3,093.69 = 1,247.13/x
3. Step 3: Cross multiply
   2,241.78x = 3,093.69 × 1,247.13
4. Step 4: Simplify right side
   2,241.78x = 3,858,233.61
5. Step 5: Solve for x
   x = 3,858,233.61/2,241.78
6. Step 6: Final answer
   x = 1,721.06