Finding the Third Proportional to 8,434,859,757.75 and 17,567,867,864.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,434,859,757.75 : 17,567,867,864.25 = 17,567,867,864.25 : x
2. Step 2: Convert to fraction form
   8,434,859,757.75/17,567,867,864.25 = 17,567,867,864.25/x
3. Step 3: Cross multiply
   8,434,859,757.75x = 17,567,867,864.25 × 17,567,867,864.25
4. Step 4: Simplify right side
   8,434,859,757.75x = 308,629,981,295,747,858,432
5. Step 5: Solve for x
   x = 308,629,981,295,747,858,432/8,434,859,757.75
6. Step 6: Final answer
   x = 36,589,817,751.53