Finding the Fourth Proportional to 2,983.95, 4,477.41 and 2,257.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,983.95 : 4,477.41 = 2,257.98 : x
2. Step 2: Convert to fraction form
   2,983.95/4,477.41 = 2,257.98/x
3. Step 3: Cross multiply
   2,983.95x = 4,477.41 × 2,257.98
4. Step 4: Simplify right side
   2,983.95x = 10,109,902.23
5. Step 5: Solve for x
   x = 10,109,902.23/2,983.95
6. Step 6: Final answer
   x = 3,388.09