Finding the Third Proportional to 1,425,872 and 3,170,543

Step by Step Solution

1. Step 1: Write the proportion equation
   1,425,872 : 3,170,543 = 3,170,543 : x
2. Step 2: Convert to fraction form
   1,425,872/3,170,543 = 3,170,543/x
3. Step 3: Cross multiply
   1,425,872x = 3,170,543 × 3,170,543
4. Step 4: Simplify right side
   1,425,872x = 10,052,342,914,849
5. Step 5: Solve for x
   x = 10,052,342,914,849/1,425,872
6. Step 6: Final answer
   x = 7,049,961.65