Finding the Third Proportional to 65,109,927 and 86,795,968.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,109,927 : 86,795,968.50 = 86,795,968.50 : x
2. Step 2: Convert to fraction form
   65,109,927/86,795,968.50 = 86,795,968.50/x
3. Step 3: Cross multiply
   65,109,927x = 86,795,968.50 × 86,795,968.50
4. Step 4: Simplify right side
   65,109,927x = 7,533,540,147,852,992
5. Step 5: Solve for x
   x = 7,533,540,147,852,992/65,109,927
6. Step 6: Final answer
   x = 115,704,939.25