Finding the Third Proportional to 1,680,512 and 3,687,568

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,512 : 3,687,568 = 3,687,568 : x
2. Step 2: Convert to fraction form
   1,680,512/3,687,568 = 3,687,568/x
3. Step 3: Cross multiply
   1,680,512x = 3,687,568 × 3,687,568
4. Step 4: Simplify right side
   1,680,512x = 13,598,157,754,624
5. Step 5: Solve for x
   x = 13,598,157,754,624/1,680,512
6. Step 6: Final answer
   x = 8,091,675.49