Finding the Fourth Proportional to 2,241.86, 3,093.93 and 1,247.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,241.86 : 3,093.93 = 1,247.31 : x
2. Step 2: Convert to fraction form
   2,241.86/3,093.93 = 1,247.31/x
3. Step 3: Cross multiply
   2,241.86x = 3,093.93 × 1,247.31
4. Step 4: Simplify right side
   2,241.86x = 3,859,089.83
5. Step 5: Solve for x
   x = 3,859,089.83/2,241.86
6. Step 6: Final answer
   x = 1,721.38