Finding the Fourth Proportional to 2,228.71, 3,072.41 and 1,563.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228.71 : 3,072.41 = 1,563.50 : x
2. Step 2: Convert to fraction form
   2,228.71/3,072.41 = 1,563.50/x
3. Step 3: Cross multiply
   2,228.71x = 3,072.41 × 1,563.50
4. Step 4: Simplify right side
   2,228.71x = 4,803,713.04
5. Step 5: Solve for x
   x = 4,803,713.04/2,228.71
6. Step 6: Final answer
   x = 2,155.38