Finding the Third Proportional to 1,976,886 and 4,338,684

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976,886 : 4,338,684 = 4,338,684 : x
2. Step 2: Convert to fraction form
   1,976,886/4,338,684 = 4,338,684/x
3. Step 3: Cross multiply
   1,976,886x = 4,338,684 × 4,338,684
4. Step 4: Simplify right side
   1,976,886x = 18,824,178,851,856
5. Step 5: Solve for x
   x = 18,824,178,851,856/1,976,886
6. Step 6: Final answer
   x = 9,522,136.76