Finding the Third Proportional to 6,382,720,687.50 and 13,967,806,039.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,382,720,687.50 : 13,967,806,039.31 = 13,967,806,039.31 : x
2. Step 2: Convert to fraction form
   6,382,720,687.50/13,967,806,039.31 = 13,967,806,039.31/x
3. Step 3: Cross multiply
   6,382,720,687.50x = 13,967,806,039.31 × 13,967,806,039.31
4. Step 4: Simplify right side
   6,382,720,687.50x = 195,099,605,551,868,706,816
5. Step 5: Solve for x
   x = 195,099,605,551,868,706,816/6,382,720,687.50
6. Step 6: Final answer
   x = 30,566,840,553.43