Finding the Third Proportional to 9,702,314 and 19,689,736

Step by Step Solution

1. Step 1: Write the proportion equation
   9,702,314 : 19,689,736 = 19,689,736 : x
2. Step 2: Convert to fraction form
   9,702,314/19,689,736 = 19,689,736/x
3. Step 3: Cross multiply
   9,702,314x = 19,689,736 × 19,689,736
4. Step 4: Simplify right side
   9,702,314x = 387,685,703,749,696
5. Step 5: Solve for x
   x = 387,685,703,749,696/9,702,314
6. Step 6: Final answer
   x = 39,958,066.06