Finding the Third Proportional to 2,141,738 and 4,656,718

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,738 : 4,656,718 = 4,656,718 : x
2. Step 2: Convert to fraction form
   2,141,738/4,656,718 = 4,656,718/x
3. Step 3: Cross multiply
   2,141,738x = 4,656,718 × 4,656,718
4. Step 4: Simplify right side
   2,141,738x = 21,685,022,531,524
5. Step 5: Solve for x
   x = 21,685,022,531,524/2,141,738
6. Step 6: Final answer
   x = 10,124,965.11