Finding the Third Proportional to 630,874 and 1,383,890

Step by Step Solution

1. Step 1: Write the proportion equation
   630,874 : 1,383,890 = 1,383,890 : x
2. Step 2: Convert to fraction form
   630,874/1,383,890 = 1,383,890/x
3. Step 3: Cross multiply
   630,874x = 1,383,890 × 1,383,890
4. Step 4: Simplify right side
   630,874x = 1,915,151,532,100
5. Step 5: Solve for x
   x = 1,915,151,532,100/630,874
6. Step 6: Final answer
   x = 3,035,711.62