Finding the Fourth Proportional to 3,871.48, 5,345.06 and 2,662.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,871.48 : 5,345.06 = 2,662.24 : x
2. Step 2: Convert to fraction form
   3,871.48/5,345.06 = 2,662.24/x
3. Step 3: Cross multiply
   3,871.48x = 5,345.06 × 2,662.24
4. Step 4: Simplify right side
   3,871.48x = 14,229,832.53
5. Step 5: Solve for x
   x = 14,229,832.53/3,871.48
6. Step 6: Final answer
   x = 3,675.55