Finding the Fourth Proportional to 2,963.30, 4,448.55 and 2,227.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,963.30 : 4,448.55 = 2,227.10 : x
2. Step 2: Convert to fraction form
   2,963.30/4,448.55 = 2,227.10/x
3. Step 3: Cross multiply
   2,963.30x = 4,448.55 × 2,227.10
4. Step 4: Simplify right side
   2,963.30x = 9,907,365.71
5. Step 5: Solve for x
   x = 9,907,365.71/2,963.30
6. Step 6: Final answer
   x = 3,343.36