Finding the Fourth Proportional to 3,792.96, 5,682.15 and 2,144.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,792.96 : 5,682.15 = 2,144.61 : x
2. Step 2: Convert to fraction form
   3,792.96/5,682.15 = 2,144.61/x
3. Step 3: Cross multiply
   3,792.96x = 5,682.15 × 2,144.61
4. Step 4: Simplify right side
   3,792.96x = 12,185,995.71
5. Step 5: Solve for x
   x = 12,185,995.71/3,792.96
6. Step 6: Final answer
   x = 3,212.79