Finding the Third Proportional to 2,605,447.50 and 5,740,964

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605,447.50 : 5,740,964 = 5,740,964 : x
2. Step 2: Convert to fraction form
   2,605,447.50/5,740,964 = 5,740,964/x
3. Step 3: Cross multiply
   2,605,447.50x = 5,740,964 × 5,740,964
4. Step 4: Simplify right side
   2,605,447.50x = 32,958,667,649,296
5. Step 5: Solve for x
   x = 32,958,667,649,296/2,605,447.50
6. Step 6: Final answer
   x = 12,649,906.65