Finding the Third Proportional to 1,697,870 and 2,568,672

Step by Step Solution

1. Step 1: Write the proportion equation
   1,697,870 : 2,568,672 = 2,568,672 : x
2. Step 2: Convert to fraction form
   1,697,870/2,568,672 = 2,568,672/x
3. Step 3: Cross multiply
   1,697,870x = 2,568,672 × 2,568,672
4. Step 4: Simplify right side
   1,697,870x = 6,598,075,843,584
5. Step 5: Solve for x
   x = 6,598,075,843,584/1,697,870
6. Step 6: Final answer
   x = 3,886,090.13