Finding the Third Proportional to 3,362,379 and 7,197,078

Step by Step Solution

1. Step 1: Write the proportion equation
   3,362,379 : 7,197,078 = 7,197,078 : x
2. Step 2: Convert to fraction form
   3,362,379/7,197,078 = 7,197,078/x
3. Step 3: Cross multiply
   3,362,379x = 7,197,078 × 7,197,078
4. Step 4: Simplify right side
   3,362,379x = 51,797,931,738,084
5. Step 5: Solve for x
   x = 51,797,931,738,084/3,362,379
6. Step 6: Final answer
   x = 15,405,143.72