Finding the Third Proportional to 1,538,565 and 3,366,678

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,565 : 3,366,678 = 3,366,678 : x
2. Step 2: Convert to fraction form
   1,538,565/3,366,678 = 3,366,678/x
3. Step 3: Cross multiply
   1,538,565x = 3,366,678 × 3,366,678
4. Step 4: Simplify right side
   1,538,565x = 11,334,520,755,684
5. Step 5: Solve for x
   x = 11,334,520,755,684/1,538,565
6. Step 6: Final answer
   x = 7,366,943.06