Finding the Third Proportional to 7,939,274 and 17,222,824

Step by Step Solution

1. Step 1: Write the proportion equation
   7,939,274 : 17,222,824 = 17,222,824 : x
2. Step 2: Convert to fraction form
   7,939,274/17,222,824 = 17,222,824/x
3. Step 3: Cross multiply
   7,939,274x = 17,222,824 × 17,222,824
4. Step 4: Simplify right side
   7,939,274x = 296,625,666,534,976
5. Step 5: Solve for x
   x = 296,625,666,534,976/7,939,274
6. Step 6: Final answer
   x = 37,361,812.50