Finding the Third Proportional to 655,240 and 1,401,564

Step by Step Solution

1. Step 1: Write the proportion equation
   655,240 : 1,401,564 = 1,401,564 : x
2. Step 2: Convert to fraction form
   655,240/1,401,564 = 1,401,564/x
3. Step 3: Cross multiply
   655,240x = 1,401,564 × 1,401,564
4. Step 4: Simplify right side
   655,240x = 1,964,381,646,096
5. Step 5: Solve for x
   x = 1,964,381,646,096/655,240
6. Step 6: Final answer
   x = 2,997,957.46