Finding the Fourth Proportional to 3,922.86, 5,412.70 and 2,243.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,922.86 : 5,412.70 = 2,243.82 : x
2. Step 2: Convert to fraction form
   3,922.86/5,412.70 = 2,243.82/x
3. Step 3: Cross multiply
   3,922.86x = 5,412.70 × 2,243.82
4. Step 4: Simplify right side
   3,922.86x = 12,145,124.51
5. Step 5: Solve for x
   x = 12,145,124.51/3,922.86
6. Step 6: Final answer
   x = 3,095.99