Finding the Third Proportional to 1,306,066 and 1,978,815

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,066 : 1,978,815 = 1,978,815 : x
2. Step 2: Convert to fraction form
   1,306,066/1,978,815 = 1,978,815/x
3. Step 3: Cross multiply
   1,306,066x = 1,978,815 × 1,978,815
4. Step 4: Simplify right side
   1,306,066x = 3,915,708,804,225
5. Step 5: Solve for x
   x = 3,915,708,804,225/1,306,066
6. Step 6: Final answer
   x = 2,998,094.13