Finding the Third Proportional to 2,573,805 and 5,489,601

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573,805 : 5,489,601 = 5,489,601 : x
2. Step 2: Convert to fraction form
   2,573,805/5,489,601 = 5,489,601/x
3. Step 3: Cross multiply
   2,573,805x = 5,489,601 × 5,489,601
4. Step 4: Simplify right side
   2,573,805x = 30,135,719,139,201
5. Step 5: Solve for x
   x = 30,135,719,139,201/2,573,805
6. Step 6: Final answer
   x = 11,708,625.61