Finding the Third Proportional to 655,214 and 1,401,512

Step by Step Solution

1. Step 1: Write the proportion equation
   655,214 : 1,401,512 = 1,401,512 : x
2. Step 2: Convert to fraction form
   655,214/1,401,512 = 1,401,512/x
3. Step 3: Cross multiply
   655,214x = 1,401,512 × 1,401,512
4. Step 4: Simplify right side
   655,214x = 1,964,235,886,144
5. Step 5: Solve for x
   x = 1,964,235,886,144/655,214
6. Step 6: Final answer
   x = 2,997,853.96