Finding the Third Proportional to 13,919,691 and 30,665,958

Step by Step Solution

1. Step 1: Write the proportion equation
   13,919,691 : 30,665,958 = 30,665,958 : x
2. Step 2: Convert to fraction form
   13,919,691/30,665,958 = 30,665,958/x
3. Step 3: Cross multiply
   13,919,691x = 30,665,958 × 30,665,958
4. Step 4: Simplify right side
   13,919,691x = 940,400,980,057,764
5. Step 5: Solve for x
   x = 940,400,980,057,764/13,919,691
6. Step 6: Final answer
   x = 67,559,041.37