Finding the Third Proportional to 40,804,943 and 86,215,221

Step by Step Solution

1. Step 1: Write the proportion equation
   40,804,943 : 86,215,221 = 86,215,221 : x
2. Step 2: Convert to fraction form
   40,804,943/86,215,221 = 86,215,221/x
3. Step 3: Cross multiply
   40,804,943x = 86,215,221 × 86,215,221
4. Step 4: Simplify right side
   40,804,943x = 7,433,064,332,078,841
5. Step 5: Solve for x
   x = 7,433,064,332,078,841/40,804,943
6. Step 6: Final answer
   x = 182,160,880.17