Finding the Third Proportional to 700,638 and 1,451,100

Step by Step Solution

1. Step 1: Write the proportion equation
   700,638 : 1,451,100 = 1,451,100 : x
2. Step 2: Convert to fraction form
   700,638/1,451,100 = 1,451,100/x
3. Step 3: Cross multiply
   700,638x = 1,451,100 × 1,451,100
4. Step 4: Simplify right side
   700,638x = 2,105,691,210,000
5. Step 5: Solve for x
   x = 2,105,691,210,000/700,638
6. Step 6: Final answer
   x = 3,005,391.10