Finding the Fourth Proportional to 3,946.86, 5,446.83 and 2,268.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,946.86 : 5,446.83 = 2,268.80 : x
2. Step 2: Convert to fraction form
   3,946.86/5,446.83 = 2,268.80/x
3. Step 3: Cross multiply
   3,946.86x = 5,446.83 × 2,268.80
4. Step 4: Simplify right side
   3,946.86x = 12,357,740.67
5. Step 5: Solve for x
   x = 12,357,740.67/3,946.86
6. Step 6: Final answer
   x = 3,131.03