Finding the Third Proportional to 2,665,720 and 5,804,720

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,720 : 5,804,720 = 5,804,720 : x
2. Step 2: Convert to fraction form
   2,665,720/5,804,720 = 5,804,720/x
3. Step 3: Cross multiply
   2,665,720x = 5,804,720 × 5,804,720
4. Step 4: Simplify right side
   2,665,720x = 33,694,774,278,400
5. Step 5: Solve for x
   x = 33,694,774,278,400/2,665,720
6. Step 6: Final answer
   x = 12,640,027.56