Finding the Third Proportional to 8,784,385,912 and 13,382,404,306.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,784,385,912 : 13,382,404,306.50 = 13,382,404,306.50 : x
2. Step 2: Convert to fraction form
   8,784,385,912/13,382,404,306.50 = 13,382,404,306.50/x
3. Step 3: Cross multiply
   8,784,385,912x = 13,382,404,306.50 × 13,382,404,306.50
4. Step 4: Simplify right side
   8,784,385,912x = 179,088,745,022,629,740,544
5. Step 5: Solve for x
   x = 179,088,745,022,629,740,544/8,784,385,912
6. Step 6: Final answer
   x = 20,387,167,278.02