Finding the Third Proportional to 39,943,458 and 86,039,676

Step by Step Solution

1. Step 1: Write the proportion equation
   39,943,458 : 86,039,676 = 86,039,676 : x
2. Step 2: Convert to fraction form
   39,943,458/86,039,676 = 86,039,676/x
3. Step 3: Cross multiply
   39,943,458x = 86,039,676 × 86,039,676
4. Step 4: Simplify right side
   39,943,458x = 7,402,825,846,184,976
5. Step 5: Solve for x
   x = 7,402,825,846,184,976/39,943,458
6. Step 6: Final answer
   x = 185,332,623.08