Finding the Third Proportional to 5,245,558 and 7,916,529

Step by Step Solution

1. Step 1: Write the proportion equation
   5,245,558 : 7,916,529 = 7,916,529 : x
2. Step 2: Convert to fraction form
   5,245,558/7,916,529 = 7,916,529/x
3. Step 3: Cross multiply
   5,245,558x = 7,916,529 × 7,916,529
4. Step 4: Simplify right side
   5,245,558x = 62,671,431,407,841
5. Step 5: Solve for x
   x = 62,671,431,407,841/5,245,558
6. Step 6: Final answer
   x = 11,947,524.25