Finding the Third Proportional to 1,145,344 and 2,261,777

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,344 : 2,261,777 = 2,261,777 : x
2. Step 2: Convert to fraction form
   1,145,344/2,261,777 = 2,261,777/x
3. Step 3: Cross multiply
   1,145,344x = 2,261,777 × 2,261,777
4. Step 4: Simplify right side
   1,145,344x = 5,115,635,197,729
5. Step 5: Solve for x
   x = 5,115,635,197,729/1,145,344
6. Step 6: Final answer
   x = 4,466,461.78