Finding the Third Proportional to 3,437,823 and 7,285,443

Step by Step Solution

1. Step 1: Write the proportion equation
   3,437,823 : 7,285,443 = 7,285,443 : x
2. Step 2: Convert to fraction form
   3,437,823/7,285,443 = 7,285,443/x
3. Step 3: Cross multiply
   3,437,823x = 7,285,443 × 7,285,443
4. Step 4: Simplify right side
   3,437,823x = 53,077,679,706,249
5. Step 5: Solve for x
   x = 53,077,679,706,249/3,437,823
6. Step 6: Final answer
   x = 15,439,328.82