Finding the Third Proportional to 1,538,986 and 2,299,863

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,986 : 2,299,863 = 2,299,863 : x
2. Step 2: Convert to fraction form
   1,538,986/2,299,863 = 2,299,863/x
3. Step 3: Cross multiply
   1,538,986x = 2,299,863 × 2,299,863
4. Step 4: Simplify right side
   1,538,986x = 5,289,369,818,769
5. Step 5: Solve for x
   x = 5,289,369,818,769/1,538,986
6. Step 6: Final answer
   x = 3,436,918.74