Finding the Third Proportional to 665,820 and 1,015,326

Step by Step Solution

1. Step 1: Write the proportion equation
   665,820 : 1,015,326 = 1,015,326 : x
2. Step 2: Convert to fraction form
   665,820/1,015,326 = 1,015,326/x
3. Step 3: Cross multiply
   665,820x = 1,015,326 × 1,015,326
4. Step 4: Simplify right side
   665,820x = 1,030,886,886,276
5. Step 5: Solve for x
   x = 1,030,886,886,276/665,820
6. Step 6: Final answer
   x = 1,548,296.67