Finding the Third Proportional to 19,979,083,953,579 and 31,790,650,141,192

Step by Step Solution

1. Step 1: Write the proportion equation
   19,979,083,953,579 : 31,790,650,141,192 = 31,790,650,141,192 : x
2. Step 2: Convert to fraction form
   19,979,083,953,579/31,790,650,141,192 = 31,790,650,141,192/x
3. Step 3: Cross multiply
   19,979,083,953,579x = 31,790,650,141,192 × 31,790,650,141,192
4. Step 4: Simplify right side
   19,979,083,953,579x = 1,010,645,436,399,670,929,678,925,824
5. Step 5: Solve for x
   x = 1,010,645,436,399,670,929,678,925,824/19,979,083,953,579
6. Step 6: Final answer
   x = 50,585,173,912,271.72