Finding the Third Proportional to 2,129,951 and 3,217,103

Step by Step Solution

1. Step 1: Write the proportion equation
   2,129,951 : 3,217,103 = 3,217,103 : x
2. Step 2: Convert to fraction form
   2,129,951/3,217,103 = 3,217,103/x
3. Step 3: Cross multiply
   2,129,951x = 3,217,103 × 3,217,103
4. Step 4: Simplify right side
   2,129,951x = 10,349,751,712,609
5. Step 5: Solve for x
   x = 10,349,751,712,609/2,129,951
6. Step 6: Final answer
   x = 4,859,150.15