Finding the Third Proportional to 3,936,700 and 5,629,488

Step by Step Solution

1. Step 1: Write the proportion equation
   3,936,700 : 5,629,488 = 5,629,488 : x
2. Step 2: Convert to fraction form
   3,936,700/5,629,488 = 5,629,488/x
3. Step 3: Cross multiply
   3,936,700x = 5,629,488 × 5,629,488
4. Step 4: Simplify right side
   3,936,700x = 31,691,135,142,144
5. Step 5: Solve for x
   x = 31,691,135,142,144/3,936,700
6. Step 6: Final answer
   x = 8,050,177.85