Finding the Third Proportional to 5,272,743 and 7,965,672

Step by Step Solution

1. Step 1: Write the proportion equation
   5,272,743 : 7,965,672 = 7,965,672 : x
2. Step 2: Convert to fraction form
   5,272,743/7,965,672 = 7,965,672/x
3. Step 3: Cross multiply
   5,272,743x = 7,965,672 × 7,965,672
4. Step 4: Simplify right side
   5,272,743x = 63,451,930,411,584
5. Step 5: Solve for x
   x = 63,451,930,411,584/5,272,743
6. Step 6: Final answer
   x = 12,033,950.91