Finding the Third Proportional to 2,687.91 and 3,650.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,687.91 : 3,650.06 = 3,650.06 : x
2. Step 2: Convert to fraction form
   2,687.91/3,650.06 = 3,650.06/x
3. Step 3: Cross multiply
   2,687.91x = 3,650.06 × 3,650.06
4. Step 4: Simplify right side
   2,687.91x = 13,322,956.25
5. Step 5: Solve for x
   x = 13,322,956.25/2,687.91
6. Step 6: Final answer
   x = 4,956.63