Finding the Third Proportional to 2,210,697 and 4,587,570

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210,697 : 4,587,570 = 4,587,570 : x
2. Step 2: Convert to fraction form
   2,210,697/4,587,570 = 4,587,570/x
3. Step 3: Cross multiply
   2,210,697x = 4,587,570 × 4,587,570
4. Step 4: Simplify right side
   2,210,697x = 21,045,798,504,900
5. Step 5: Solve for x
   x = 21,045,798,504,900/2,210,697
6. Step 6: Final answer
   x = 9,519,983.29