Finding the Fourth Proportional to 2,223.75, 3,068.79 and 1,339.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223.75 : 3,068.79 = 1,339.34 : x
2. Step 2: Convert to fraction form
   2,223.75/3,068.79 = 1,339.34/x
3. Step 3: Cross multiply
   2,223.75x = 3,068.79 × 1,339.34
4. Step 4: Simplify right side
   2,223.75x = 4,110,132.83
5. Step 5: Solve for x
   x = 4,110,132.83/2,223.75
6. Step 6: Final answer
   x = 1,848.29