Finding the Third Proportional to 630,853 and 1,383,840

Step by Step Solution

1. Step 1: Write the proportion equation
   630,853 : 1,383,840 = 1,383,840 : x
2. Step 2: Convert to fraction form
   630,853/1,383,840 = 1,383,840/x
3. Step 3: Cross multiply
   630,853x = 1,383,840 × 1,383,840
4. Step 4: Simplify right side
   630,853x = 1,915,013,145,600
5. Step 5: Solve for x
   x = 1,915,013,145,600/630,853
6. Step 6: Final answer
   x = 3,035,593.31