Finding the Fourth Proportional to 3,786.27, 5,221.69 and 2,460.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786.27 : 5,221.69 = 2,460.43 : x
2. Step 2: Convert to fraction form
   3,786.27/5,221.69 = 2,460.43/x
3. Step 3: Cross multiply
   3,786.27x = 5,221.69 × 2,460.43
4. Step 4: Simplify right side
   3,786.27x = 12,847,602.73
5. Step 5: Solve for x
   x = 12,847,602.73/3,786.27
6. Step 6: Final answer
   x = 3,393.21