Finding the Third Proportional to 65,061,936 and 86,739,552

Step by Step Solution

1. Step 1: Write the proportion equation
   65,061,936 : 86,739,552 = 86,739,552 : x
2. Step 2: Convert to fraction form
   65,061,936/86,739,552 = 86,739,552/x
3. Step 3: Cross multiply
   65,061,936x = 86,739,552 × 86,739,552
4. Step 4: Simplify right side
   65,061,936x = 7,523,749,881,160,704
5. Step 5: Solve for x
   x = 7,523,749,881,160,704/65,061,936
6. Step 6: Final answer
   x = 115,639,809.44