Finding the Third Proportional to 630,738 and 1,401,444

Step by Step Solution

1. Step 1: Write the proportion equation
   630,738 : 1,401,444 = 1,401,444 : x
2. Step 2: Convert to fraction form
   630,738/1,401,444 = 1,401,444/x
3. Step 3: Cross multiply
   630,738x = 1,401,444 × 1,401,444
4. Step 4: Simplify right side
   630,738x = 1,964,045,285,136
5. Step 5: Solve for x
   x = 1,964,045,285,136/630,738
6. Step 6: Final answer
   x = 3,113,884.51