Finding the Third Proportional to 2,309,788 and 4,872,344

Step by Step Solution

1. Step 1: Write the proportion equation
   2,309,788 : 4,872,344 = 4,872,344 : x
2. Step 2: Convert to fraction form
   2,309,788/4,872,344 = 4,872,344/x
3. Step 3: Cross multiply
   2,309,788x = 4,872,344 × 4,872,344
4. Step 4: Simplify right side
   2,309,788x = 23,739,736,054,336
5. Step 5: Solve for x
   x = 23,739,736,054,336/2,309,788
6. Step 6: Final answer
   x = 10,277,885.27