Finding the Third Proportional to 3,324,388 and 7,279,344

Step by Step Solution

1. Step 1: Write the proportion equation
   3,324,388 : 7,279,344 = 7,279,344 : x
2. Step 2: Convert to fraction form
   3,324,388/7,279,344 = 7,279,344/x
3. Step 3: Cross multiply
   3,324,388x = 7,279,344 × 7,279,344
4. Step 4: Simplify right side
   3,324,388x = 52,988,849,070,336
5. Step 5: Solve for x
   x = 52,988,849,070,336/3,324,388
6. Step 6: Final answer
   x = 15,939,429.77