Finding the Third Proportional to 515,433 and 1,066,223

Step by Step Solution

1. Step 1: Write the proportion equation
   515,433 : 1,066,223 = 1,066,223 : x
2. Step 2: Convert to fraction form
   515,433/1,066,223 = 1,066,223/x
3. Step 3: Cross multiply
   515,433x = 1,066,223 × 1,066,223
4. Step 4: Simplify right side
   515,433x = 1,136,831,485,729
5. Step 5: Solve for x
   x = 1,136,831,485,729/515,433
6. Step 6: Final answer
   x = 2,205,585.37