Finding the Third Proportional to 2,605,506 and 5,659,540.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605,506 : 5,659,540.75 = 5,659,540.75 : x
2. Step 2: Convert to fraction form
   2,605,506/5,659,540.75 = 5,659,540.75/x
3. Step 3: Cross multiply
   2,605,506x = 5,659,540.75 × 5,659,540.75
4. Step 4: Simplify right side
   2,605,506x = 32,030,401,500,910.56
5. Step 5: Solve for x
   x = 32,030,401,500,910.56/2,605,506
6. Step 6: Final answer
   x = 12,293,351.66