Finding the Third Proportional to 655,238 and 1,401,560

Step by Step Solution

1. Step 1: Write the proportion equation
   655,238 : 1,401,560 = 1,401,560 : x
2. Step 2: Convert to fraction form
   655,238/1,401,560 = 1,401,560/x
3. Step 3: Cross multiply
   655,238x = 1,401,560 × 1,401,560
4. Step 4: Simplify right side
   655,238x = 1,964,370,433,600
5. Step 5: Solve for x
   x = 1,964,370,433,600/655,238
6. Step 6: Final answer
   x = 2,997,949.50