Finding the Third Proportional to 2,058,720 and 4,460,928

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058,720 : 4,460,928 = 4,460,928 : x
2. Step 2: Convert to fraction form
   2,058,720/4,460,928 = 4,460,928/x
3. Step 3: Cross multiply
   2,058,720x = 4,460,928 × 4,460,928
4. Step 4: Simplify right side
   2,058,720x = 19,899,878,621,184
5. Step 5: Solve for x
   x = 19,899,878,621,184/2,058,720
6. Step 6: Final answer
   x = 9,666,141.40