Finding the Third Proportional to 15,718,212 and 34,357,770

Step by Step Solution

1. Step 1: Write the proportion equation
   15,718,212 : 34,357,770 = 34,357,770 : x
2. Step 2: Convert to fraction form
   15,718,212/34,357,770 = 34,357,770/x
3. Step 3: Cross multiply
   15,718,212x = 34,357,770 × 34,357,770
4. Step 4: Simplify right side
   15,718,212x = 1,180,456,359,372,900
5. Step 5: Solve for x
   x = 1,180,456,359,372,900/15,718,212
6. Step 6: Final answer
   x = 75,101,185.77