Finding the Third Proportional to 40,804,979 and 86,215,293

Step by Step Solution

1. Step 1: Write the proportion equation
   40,804,979 : 86,215,293 = 86,215,293 : x
2. Step 2: Convert to fraction form
   40,804,979/86,215,293 = 86,215,293/x
3. Step 3: Cross multiply
   40,804,979x = 86,215,293 × 86,215,293
4. Step 4: Simplify right side
   40,804,979x = 7,433,076,747,075,849
5. Step 5: Solve for x
   x = 7,433,076,747,075,849/40,804,979
6. Step 6: Final answer
   x = 182,161,023.71