Finding the Third Proportional to 2,658,760 and 5,798,729

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658,760 : 5,798,729 = 5,798,729 : x
2. Step 2: Convert to fraction form
   2,658,760/5,798,729 = 5,798,729/x
3. Step 3: Cross multiply
   2,658,760x = 5,798,729 × 5,798,729
4. Step 4: Simplify right side
   2,658,760x = 33,625,258,015,441
5. Step 5: Solve for x
   x = 33,625,258,015,441/2,658,760
6. Step 6: Final answer
   x = 12,646,970.02