Finding the Third Proportional to 2,321,665 and 4,878,338

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321,665 : 4,878,338 = 4,878,338 : x
2. Step 2: Convert to fraction form
   2,321,665/4,878,338 = 4,878,338/x
3. Step 3: Cross multiply
   2,321,665x = 4,878,338 × 4,878,338
4. Step 4: Simplify right side
   2,321,665x = 23,798,181,642,244
5. Step 5: Solve for x
   x = 23,798,181,642,244/2,321,665
6. Step 6: Final answer
   x = 10,250,480.43