Finding the Third Proportional to 8,626,583 and 18,464,978

Step by Step Solution

1. Step 1: Write the proportion equation
   8,626,583 : 18,464,978 = 18,464,978 : x
2. Step 2: Convert to fraction form
   8,626,583/18,464,978 = 18,464,978/x
3. Step 3: Cross multiply
   8,626,583x = 18,464,978 × 18,464,978
4. Step 4: Simplify right side
   8,626,583x = 340,955,412,540,484
5. Step 5: Solve for x
   x = 340,955,412,540,484/8,626,583
6. Step 6: Final answer
   x = 39,523,808.27