Finding the Third Proportional to 9,965,318,613 and 14,015,553,870

Step by Step Solution

1. Step 1: Write the proportion equation
   9,965,318,613 : 14,015,553,870 = 14,015,553,870 : x
2. Step 2: Convert to fraction form
   9,965,318,613/14,015,553,870 = 14,015,553,870/x
3. Step 3: Cross multiply
   9,965,318,613x = 14,015,553,870 × 14,015,553,870
4. Step 4: Simplify right side
   9,965,318,613x = 196,435,750,282,871,963,648
5. Step 5: Solve for x
   x = 196,435,750,282,871,963,648/9,965,318,613
6. Step 6: Final answer
   x = 19,711,938,765.97