Finding the Third Proportional to 684,849 and 1,064,574

Step by Step Solution

1. Step 1: Write the proportion equation
   684,849 : 1,064,574 = 1,064,574 : x
2. Step 2: Convert to fraction form
   684,849/1,064,574 = 1,064,574/x
3. Step 3: Cross multiply
   684,849x = 1,064,574 × 1,064,574
4. Step 4: Simplify right side
   684,849x = 1,133,317,801,476
5. Step 5: Solve for x
   x = 1,133,317,801,476/684,849
6. Step 6: Final answer
   x = 1,654,843.33