Finding the Fourth Proportional to 3,843.50, 5,766.15 and 1,246.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,843.50 : 5,766.15 = 1,246.43 : x
2. Step 2: Convert to fraction form
   3,843.50/5,766.15 = 1,246.43/x
3. Step 3: Cross multiply
   3,843.50x = 5,766.15 × 1,246.43
4. Step 4: Simplify right side
   3,843.50x = 7,187,121.43
5. Step 5: Solve for x
   x = 7,187,121.43/3,843.50
6. Step 6: Final answer
   x = 1,869.94