Finding the Third Proportional to 2,613,688 and 5,661,689

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613,688 : 5,661,689 = 5,661,689 : x
2. Step 2: Convert to fraction form
   2,613,688/5,661,689 = 5,661,689/x
3. Step 3: Cross multiply
   2,613,688x = 5,661,689 × 5,661,689
4. Step 4: Simplify right side
   2,613,688x = 32,054,722,332,721
5. Step 5: Solve for x
   x = 32,054,722,332,721/2,613,688
6. Step 6: Final answer
   x = 12,264,173.20