Finding the Third Proportional to 40,803,544 and 86,212,616

Step by Step Solution

1. Step 1: Write the proportion equation
   40,803,544 : 86,212,616 = 86,212,616 : x
2. Step 2: Convert to fraction form
   40,803,544/86,212,616 = 86,212,616/x
3. Step 3: Cross multiply
   40,803,544x = 86,212,616 × 86,212,616
4. Step 4: Simplify right side
   40,803,544x = 7,432,615,157,563,456
5. Step 5: Solve for x
   x = 7,432,615,157,563,456/40,803,544
6. Step 6: Final answer
   x = 182,156,117.56