Finding the Third Proportional to 40,361,988 and 86,105,455

Step by Step Solution

1. Step 1: Write the proportion equation
   40,361,988 : 86,105,455 = 86,105,455 : x
2. Step 2: Convert to fraction form
   40,361,988/86,105,455 = 86,105,455/x
3. Step 3: Cross multiply
   40,361,988x = 86,105,455 × 86,105,455
4. Step 4: Simplify right side
   40,361,988x = 7,414,149,380,757,025
5. Step 5: Solve for x
   x = 7,414,149,380,757,025/40,361,988
6. Step 6: Final answer
   x = 183,691,382.61