Finding the Third Proportional to 3,343,622 and 7,891,726

Step by Step Solution

1. Step 1: Write the proportion equation
   3,343,622 : 7,891,726 = 7,891,726 : x
2. Step 2: Convert to fraction form
   3,343,622/7,891,726 = 7,891,726/x
3. Step 3: Cross multiply
   3,343,622x = 7,891,726 × 7,891,726
4. Step 4: Simplify right side
   3,343,622x = 62,279,339,259,076
5. Step 5: Solve for x
   x = 62,279,339,259,076/3,343,622
6. Step 6: Final answer
   x = 18,626,309.81