Finding the Third Proportional to 1,306,034 and 1,978,769

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,034 : 1,978,769 = 1,978,769 : x
2. Step 2: Convert to fraction form
   1,306,034/1,978,769 = 1,978,769/x
3. Step 3: Cross multiply
   1,306,034x = 1,978,769 × 1,978,769
4. Step 4: Simplify right side
   1,306,034x = 3,915,526,755,361
5. Step 5: Solve for x
   x = 3,915,526,755,361/1,306,034
6. Step 6: Final answer
   x = 2,998,028.19