Finding the Third Proportional to 3,848,488 and 8,313,656

Step by Step Solution

1. Step 1: Write the proportion equation
   3,848,488 : 8,313,656 = 8,313,656 : x
2. Step 2: Convert to fraction form
   3,848,488/8,313,656 = 8,313,656/x
3. Step 3: Cross multiply
   3,848,488x = 8,313,656 × 8,313,656
4. Step 4: Simplify right side
   3,848,488x = 69,116,876,086,336
5. Step 5: Solve for x
   x = 69,116,876,086,336/3,848,488
6. Step 6: Final answer
   x = 17,959,488.53