Finding the Third Proportional to 431,664 and 1,008,222

Step by Step Solution

1. Step 1: Write the proportion equation
   431,664 : 1,008,222 = 1,008,222 : x
2. Step 2: Convert to fraction form
   431,664/1,008,222 = 1,008,222/x
3. Step 3: Cross multiply
   431,664x = 1,008,222 × 1,008,222
4. Step 4: Simplify right side
   431,664x = 1,016,511,601,284
5. Step 5: Solve for x
   x = 1,016,511,601,284/431,664
6. Step 6: Final answer
   x = 2,354,867.68