Finding the Third Proportional to 2,321,668 and 4,878,344

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321,668 : 4,878,344 = 4,878,344 : x
2. Step 2: Convert to fraction form
   2,321,668/4,878,344 = 4,878,344/x
3. Step 3: Cross multiply
   2,321,668x = 4,878,344 × 4,878,344
4. Step 4: Simplify right side
   2,321,668x = 23,798,240,182,336
5. Step 5: Solve for x
   x = 23,798,240,182,336/2,321,668
6. Step 6: Final answer
   x = 10,250,492.40