Finding the Fourth Proportional to 3,953.77, 5,456.76 and 2,462.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,953.77 : 5,456.76 = 2,462.15 : x
2. Step 2: Convert to fraction form
   3,953.77/5,456.76 = 2,462.15/x
3. Step 3: Cross multiply
   3,953.77x = 5,456.76 × 2,462.15
4. Step 4: Simplify right side
   3,953.77x = 13,435,361.63
5. Step 5: Solve for x
   x = 13,435,361.63/3,953.77
6. Step 6: Final answer
   x = 3,398.12