Finding the Third Proportional to 1,425,866 and 3,170,531

Step by Step Solution

1. Step 1: Write the proportion equation
   1,425,866 : 3,170,531 = 3,170,531 : x
2. Step 2: Convert to fraction form
   1,425,866/3,170,531 = 3,170,531/x
3. Step 3: Cross multiply
   1,425,866x = 3,170,531 × 3,170,531
4. Step 4: Simplify right side
   1,425,866x = 10,052,266,821,961
5. Step 5: Solve for x
   x = 10,052,266,821,961/1,425,866
6. Step 6: Final answer
   x = 7,049,937.95