Finding the Third Proportional to 19,382,031,606 and 42,071,951,244

Step by Step Solution

1. Step 1: Write the proportion equation
   19,382,031,606 : 42,071,951,244 = 42,071,951,244 : x
2. Step 2: Convert to fraction form
   19,382,031,606/42,071,951,244 = 42,071,951,244/x
3. Step 3: Cross multiply
   19,382,031,606x = 42,071,951,244 × 42,071,951,244
4. Step 4: Simplify right side
   19,382,031,606x = 1,770,049,081,477,513,084,928
5. Step 5: Solve for x
   x = 1,770,049,081,477,513,084,928/19,382,031,606
6. Step 6: Final answer
   x = 91,324,228,412.13