Finding the Third Proportional to 31,812,618 and 50,454,864

Step by Step Solution

1. Step 1: Write the proportion equation
   31,812,618 : 50,454,864 = 50,454,864 : x
2. Step 2: Convert to fraction form
   31,812,618/50,454,864 = 50,454,864/x
3. Step 3: Cross multiply
   31,812,618x = 50,454,864 × 50,454,864
4. Step 4: Simplify right side
   31,812,618x = 2,545,693,301,258,496
5. Step 5: Solve for x
   x = 2,545,693,301,258,496/31,812,618
6. Step 6: Final answer
   x = 80,021,496.54