Finding the Third Proportional to 5,012,418 and 8,070,729

Step by Step Solution

1. Step 1: Write the proportion equation
   5,012,418 : 8,070,729 = 8,070,729 : x
2. Step 2: Convert to fraction form
   5,012,418/8,070,729 = 8,070,729/x
3. Step 3: Cross multiply
   5,012,418x = 8,070,729 × 8,070,729
4. Step 4: Simplify right side
   5,012,418x = 65,136,666,591,441
5. Step 5: Solve for x
   x = 65,136,666,591,441/5,012,418
6. Step 6: Final answer
   x = 12,995,058.79