Finding the Third Proportional to 565,553 and 1,212,055

Step by Step Solution

1. Step 1: Write the proportion equation
   565,553 : 1,212,055 = 1,212,055 : x
2. Step 2: Convert to fraction form
   565,553/1,212,055 = 1,212,055/x
3. Step 3: Cross multiply
   565,553x = 1,212,055 × 1,212,055
4. Step 4: Simplify right side
   565,553x = 1,469,077,323,025
5. Step 5: Solve for x
   x = 1,469,077,323,025/565,553
6. Step 6: Final answer
   x = 2,597,594.43