Finding the Third Proportional to 3,322,946 and 4,978,872

Step by Step Solution

1. Step 1: Write the proportion equation
   3,322,946 : 4,978,872 = 4,978,872 : x
2. Step 2: Convert to fraction form
   3,322,946/4,978,872 = 4,978,872/x
3. Step 3: Cross multiply
   3,322,946x = 4,978,872 × 4,978,872
4. Step 4: Simplify right side
   3,322,946x = 24,789,166,392,384
5. Step 5: Solve for x
   x = 24,789,166,392,384/3,322,946
6. Step 6: Final answer
   x = 7,459,996.76