Finding the Third Proportional to 2,100,630 and 4,581,484

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100,630 : 4,581,484 = 4,581,484 : x
2. Step 2: Convert to fraction form
   2,100,630/4,581,484 = 4,581,484/x
3. Step 3: Cross multiply
   2,100,630x = 4,581,484 × 4,581,484
4. Step 4: Simplify right side
   2,100,630x = 20,989,995,642,256
5. Step 5: Solve for x
   x = 20,989,995,642,256/2,100,630
6. Step 6: Final answer
   x = 9,992,238.35