Finding the Third Proportional to 2,057,738 and 4,513,888

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,738 : 4,513,888 = 4,513,888 : x
2. Step 2: Convert to fraction form
   2,057,738/4,513,888 = 4,513,888/x
3. Step 3: Cross multiply
   2,057,738x = 4,513,888 × 4,513,888
4. Step 4: Simplify right side
   2,057,738x = 20,375,184,876,544
5. Step 5: Solve for x
   x = 20,375,184,876,544/2,057,738
6. Step 6: Final answer
   x = 9,901,739.13