Finding the Third Proportional to 2,134,708 and 4,663,399

Step by Step Solution

1. Step 1: Write the proportion equation
   2,134,708 : 4,663,399 = 4,663,399 : x
2. Step 2: Convert to fraction form
   2,134,708/4,663,399 = 4,663,399/x
3. Step 3: Cross multiply
   2,134,708x = 4,663,399 × 4,663,399
4. Step 4: Simplify right side
   2,134,708x = 21,747,290,233,201
5. Step 5: Solve for x
   x = 21,747,290,233,201/2,134,708
6. Step 6: Final answer
   x = 10,187,477.74