Finding the Third Proportional to 2,196.56 and 2,664.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.56 : 2,664.56 = 2,664.56 : x
2. Step 2: Convert to fraction form
   2,196.56/2,664.56 = 2,664.56/x
3. Step 3: Cross multiply
   2,196.56x = 2,664.56 × 2,664.56
4. Step 4: Simplify right side
   2,196.56x = 7,099,893.32
5. Step 5: Solve for x
   x = 7,099,893.32/2,196.56
6. Step 6: Final answer
   x = 3,232.27