Finding the Third Proportional to 7,986,668,667.75 and 12,463,501,134.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,986,668,667.75 : 12,463,501,134.37 = 12,463,501,134.37 : x
2. Step 2: Convert to fraction form
   7,986,668,667.75/12,463,501,134.37 = 12,463,501,134.37/x
3. Step 3: Cross multiply
   7,986,668,667.75x = 12,463,501,134.37 × 12,463,501,134.37
4. Step 4: Simplify right side
   7,986,668,667.75x = 155,338,860,526,541,996,032
5. Step 5: Solve for x
   x = 155,338,860,526,541,996,032/7,986,668,667.75
6. Step 6: Final answer
   x = 19,449,768,982.38