Finding the Third Proportional to 5,716,123,578.75 and 12,382,089,997.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,716,123,578.75 : 12,382,089,997.50 = 12,382,089,997.50 : x
2. Step 2: Convert to fraction form
   5,716,123,578.75/12,382,089,997.50 = 12,382,089,997.50/x
3. Step 3: Cross multiply
   5,716,123,578.75x = 12,382,089,997.50 × 12,382,089,997.50
4. Step 4: Simplify right side
   5,716,123,578.75x = 153,316,152,706,189,557,760
5. Step 5: Solve for x
   x = 153,316,152,706,189,557,760/5,716,123,578.75
6. Step 6: Final answer
   x = 26,821,700,159.90