Finding the Third Proportional to 601,578 and 1,337,638

Step by Step Solution

1. Step 1: Write the proportion equation
   601,578 : 1,337,638 = 1,337,638 : x
2. Step 2: Convert to fraction form
   601,578/1,337,638 = 1,337,638/x
3. Step 3: Cross multiply
   601,578x = 1,337,638 × 1,337,638
4. Step 4: Simplify right side
   601,578x = 1,789,275,419,044
5. Step 5: Solve for x
   x = 1,789,275,419,044/601,578
6. Step 6: Final answer
   x = 2,974,303.28