Finding the Third Proportional to 6,812,928 and 10,687,488

Step by Step Solution

1. Step 1: Write the proportion equation
   6,812,928 : 10,687,488 = 10,687,488 : x
2. Step 2: Convert to fraction form
   6,812,928/10,687,488 = 10,687,488/x
3. Step 3: Cross multiply
   6,812,928x = 10,687,488 × 10,687,488
4. Step 4: Simplify right side
   6,812,928x = 114,222,399,750,144
5. Step 5: Solve for x
   x = 114,222,399,750,144/6,812,928
6. Step 6: Final answer
   x = 16,765,537.48