Finding the Fourth Proportional to 2,843.74, 4,265.70 and 1,200.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,843.74 : 4,265.70 = 1,200.34 : x
2. Step 2: Convert to fraction form
   2,843.74/4,265.70 = 1,200.34/x
3. Step 3: Cross multiply
   2,843.74x = 4,265.70 × 1,200.34
4. Step 4: Simplify right side
   2,843.74x = 5,120,290.34
5. Step 5: Solve for x
   x = 5,120,290.34/2,843.74
6. Step 6: Final answer
   x = 1,800.55