Finding the Third Proportional to 40,288,586 and 86,320,588

Step by Step Solution

1. Step 1: Write the proportion equation
   40,288,586 : 86,320,588 = 86,320,588 : x
2. Step 2: Convert to fraction form
   40,288,586/86,320,588 = 86,320,588/x
3. Step 3: Cross multiply
   40,288,586x = 86,320,588 × 86,320,588
4. Step 4: Simplify right side
   40,288,586x = 7,451,243,912,665,744
5. Step 5: Solve for x
   x = 7,451,243,912,665,744/40,288,586
6. Step 6: Final answer
   x = 184,946,771.59