Finding the Third Proportional to 1,664,568 and 3,637,341

Step by Step Solution

1. Step 1: Write the proportion equation
   1,664,568 : 3,637,341 = 3,637,341 : x
2. Step 2: Convert to fraction form
   1,664,568/3,637,341 = 3,637,341/x
3. Step 3: Cross multiply
   1,664,568x = 3,637,341 × 3,637,341
4. Step 4: Simplify right side
   1,664,568x = 13,230,249,550,281
5. Step 5: Solve for x
   x = 13,230,249,550,281/1,664,568
6. Step 6: Final answer
   x = 7,948,158.05