Finding the Third Proportional to 2,985,813 and 4,503,456

Step by Step Solution

1. Step 1: Write the proportion equation
   2,985,813 : 4,503,456 = 4,503,456 : x
2. Step 2: Convert to fraction form
   2,985,813/4,503,456 = 4,503,456/x
3. Step 3: Cross multiply
   2,985,813x = 4,503,456 × 4,503,456
4. Step 4: Simplify right side
   2,985,813x = 20,281,115,943,936
5. Step 5: Solve for x
   x = 20,281,115,943,936/2,985,813
6. Step 6: Final answer
   x = 6,792,493.68