Finding the Third Proportional to 65,062,140 and 86,739,848

Step by Step Solution

1. Step 1: Write the proportion equation
   65,062,140 : 86,739,848 = 86,739,848 : x
2. Step 2: Convert to fraction form
   65,062,140/86,739,848 = 86,739,848/x
3. Step 3: Cross multiply
   65,062,140x = 86,739,848 × 86,739,848
4. Step 4: Simplify right side
   65,062,140x = 7,523,801,231,063,104
5. Step 5: Solve for x
   x = 7,523,801,231,063,104/65,062,140
6. Step 6: Final answer
   x = 115,640,236.10