Finding the Fourth Proportional to 3,964.82, 5,467.86 and 2,472.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,964.82 : 5,467.86 = 2,472.89 : x
2. Step 2: Convert to fraction form
   3,964.82/5,467.86 = 2,472.89/x
3. Step 3: Cross multiply
   3,964.82x = 5,467.86 × 2,472.89
4. Step 4: Simplify right side
   3,964.82x = 13,521,388.98
5. Step 5: Solve for x
   x = 13,521,388.98/3,964.82
6. Step 6: Final answer
   x = 3,410.35