Finding the Third Proportional to 2,673,268 and 4,145,646

Step by Step Solution

1. Step 1: Write the proportion equation
   2,673,268 : 4,145,646 = 4,145,646 : x
2. Step 2: Convert to fraction form
   2,673,268/4,145,646 = 4,145,646/x
3. Step 3: Cross multiply
   2,673,268x = 4,145,646 × 4,145,646
4. Step 4: Simplify right side
   2,673,268x = 17,186,380,757,316
5. Step 5: Solve for x
   x = 17,186,380,757,316/2,673,268
6. Step 6: Final answer
   x = 6,428,977.85