Finding the Fourth Proportional to 2,223.18, 3,068.01 and 1,228.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223.18 : 3,068.01 = 1,228.41 : x
2. Step 2: Convert to fraction form
   2,223.18/3,068.01 = 1,228.41/x
3. Step 3: Cross multiply
   2,223.18x = 3,068.01 × 1,228.41
4. Step 4: Simplify right side
   2,223.18x = 3,768,774.16
5. Step 5: Solve for x
   x = 3,768,774.16/2,223.18
6. Step 6: Final answer
   x = 1,695.22