Finding the Third Proportional to 3,456,940 and 4,979,504

Step by Step Solution

1. Step 1: Write the proportion equation
   3,456,940 : 4,979,504 = 4,979,504 : x
2. Step 2: Convert to fraction form
   3,456,940/4,979,504 = 4,979,504/x
3. Step 3: Cross multiply
   3,456,940x = 4,979,504 × 4,979,504
4. Step 4: Simplify right side
   3,456,940x = 24,795,460,086,016
5. Step 5: Solve for x
   x = 24,795,460,086,016/3,456,940
6. Step 6: Final answer
   x = 7,172,661.40