Finding the Third Proportional to 13,919,697 and 30,665,970

Step by Step Solution

1. Step 1: Write the proportion equation
   13,919,697 : 30,665,970 = 30,665,970 : x
2. Step 2: Convert to fraction form
   13,919,697/30,665,970 = 30,665,970/x
3. Step 3: Cross multiply
   13,919,697x = 30,665,970 × 30,665,970
4. Step 4: Simplify right side
   13,919,697x = 940,401,716,040,900
5. Step 5: Solve for x
   x = 940,401,716,040,900/13,919,697
6. Step 6: Final answer
   x = 67,559,065.12