Finding the Third Proportional to 693,200 and 1,489,568

Step by Step Solution

1. Step 1: Write the proportion equation
   693,200 : 1,489,568 = 1,489,568 : x
2. Step 2: Convert to fraction form
   693,200/1,489,568 = 1,489,568/x
3. Step 3: Cross multiply
   693,200x = 1,489,568 × 1,489,568
4. Step 4: Simplify right side
   693,200x = 2,218,812,826,624
5. Step 5: Solve for x
   x = 2,218,812,826,624/693,200
6. Step 6: Final answer
   x = 3,200,826.35