Finding the Fourth Proportional to 3,994.74, 5,512.41 and 2,500.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,994.74 : 5,512.41 = 2,500.38 : x
2. Step 2: Convert to fraction form
   3,994.74/5,512.41 = 2,500.38/x
3. Step 3: Cross multiply
   3,994.74x = 5,512.41 × 2,500.38
4. Step 4: Simplify right side
   3,994.74x = 13,783,119.72
5. Step 5: Solve for x
   x = 13,783,119.72/3,994.74
6. Step 6: Final answer
   x = 3,450.32