Finding the Third Proportional to 3,345,138 and 7,330,824

Step by Step Solution

1. Step 1: Write the proportion equation
   3,345,138 : 7,330,824 = 7,330,824 : x
2. Step 2: Convert to fraction form
   3,345,138/7,330,824 = 7,330,824/x
3. Step 3: Cross multiply
   3,345,138x = 7,330,824 × 7,330,824
4. Step 4: Simplify right side
   3,345,138x = 53,740,980,518,976
5. Step 5: Solve for x
   x = 53,740,980,518,976/3,345,138
6. Step 6: Final answer
   x = 16,065,400.15