Finding the Fourth Proportional to 2,243.08, 3,372.72 and 2,228.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243.08 : 3,372.72 = 2,228.50 : x
2. Step 2: Convert to fraction form
   2,243.08/3,372.72 = 2,228.50/x
3. Step 3: Cross multiply
   2,243.08x = 3,372.72 × 2,228.50
4. Step 4: Simplify right side
   2,243.08x = 7,516,106.52
5. Step 5: Solve for x
   x = 7,516,106.52/2,243.08
6. Step 6: Final answer
   x = 3,350.80