Finding the Third Proportional to 1,686,893 and 3,673,284

Step by Step Solution

1. Step 1: Write the proportion equation
   1,686,893 : 3,673,284 = 3,673,284 : x
2. Step 2: Convert to fraction form
   1,686,893/3,673,284 = 3,673,284/x
3. Step 3: Cross multiply
   1,686,893x = 3,673,284 × 3,673,284
4. Step 4: Simplify right side
   1,686,893x = 13,493,015,344,656
5. Step 5: Solve for x
   x = 13,493,015,344,656/1,686,893
6. Step 6: Final answer
   x = 7,998,738.12