Finding the Third Proportional to 5,749,591 and 12,665,807

Step by Step Solution

1. Step 1: Write the proportion equation
   5,749,591 : 12,665,807 = 12,665,807 : x
2. Step 2: Convert to fraction form
   5,749,591/12,665,807 = 12,665,807/x
3. Step 3: Cross multiply
   5,749,591x = 12,665,807 × 12,665,807
4. Step 4: Simplify right side
   5,749,591x = 160,422,666,961,249
5. Step 5: Solve for x
   x = 160,422,666,961,249/5,749,591
6. Step 6: Final answer
   x = 27,901,578.91