Finding the Third Proportional to 39,945,066 and 86,060,764

Step by Step Solution

1. Step 1: Write the proportion equation
   39,945,066 : 86,060,764 = 86,060,764 : x
2. Step 2: Convert to fraction form
   39,945,066/86,060,764 = 86,060,764/x
3. Step 3: Cross multiply
   39,945,066x = 86,060,764 × 86,060,764
4. Step 4: Simplify right side
   39,945,066x = 7,406,455,100,263,696
5. Step 5: Solve for x
   x = 7,406,455,100,263,696/39,945,066
6. Step 6: Final answer
   x = 185,416,018.60