Finding the Third Proportional to 6,258,015 and 12,995,640

Step by Step Solution

1. Step 1: Write the proportion equation
   6,258,015 : 12,995,640 = 12,995,640 : x
2. Step 2: Convert to fraction form
   6,258,015/12,995,640 = 12,995,640/x
3. Step 3: Cross multiply
   6,258,015x = 12,995,640 × 12,995,640
4. Step 4: Simplify right side
   6,258,015x = 168,886,659,009,600
5. Step 5: Solve for x
   x = 168,886,659,009,600/6,258,015
6. Step 6: Final answer
   x = 26,987,256.98