Finding the Third Proportional to 3,337,662 and 7,178,310

Step by Step Solution

1. Step 1: Write the proportion equation
   3,337,662 : 7,178,310 = 7,178,310 : x
2. Step 2: Convert to fraction form
   3,337,662/7,178,310 = 7,178,310/x
3. Step 3: Cross multiply
   3,337,662x = 7,178,310 × 7,178,310
4. Step 4: Simplify right side
   3,337,662x = 51,528,134,456,100
5. Step 5: Solve for x
   x = 51,528,134,456,100/3,337,662
6. Step 6: Final answer
   x = 15,438,392.04