Finding the Fourth Proportional to 3,997.71, 5,991.78 and 2,825.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,997.71 : 5,991.78 = 2,825.94 : x
2. Step 2: Convert to fraction form
   3,997.71/5,991.78 = 2,825.94/x
3. Step 3: Cross multiply
   3,997.71x = 5,991.78 × 2,825.94
4. Step 4: Simplify right side
   3,997.71x = 16,932,410.77
5. Step 5: Solve for x
   x = 16,932,410.77/3,997.71
6. Step 6: Final answer
   x = 4,235.53