Finding the Third Proportional to 1,289,118 and 2,764,764

Step by Step Solution

1. Step 1: Write the proportion equation
   1,289,118 : 2,764,764 = 2,764,764 : x
2. Step 2: Convert to fraction form
   1,289,118/2,764,764 = 2,764,764/x
3. Step 3: Cross multiply
   1,289,118x = 2,764,764 × 2,764,764
4. Step 4: Simplify right side
   1,289,118x = 7,643,919,975,696
5. Step 5: Solve for x
   x = 7,643,919,975,696/1,289,118
6. Step 6: Final answer
   x = 5,929,573.53