Finding the Third Proportional to 2,229,665 and 3,416,399

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229,665 : 3,416,399 = 3,416,399 : x
2. Step 2: Convert to fraction form
   2,229,665/3,416,399 = 3,416,399/x
3. Step 3: Cross multiply
   2,229,665x = 3,416,399 × 3,416,399
4. Step 4: Simplify right side
   2,229,665x = 11,671,782,127,201
5. Step 5: Solve for x
   x = 11,671,782,127,201/2,229,665
6. Step 6: Final answer
   x = 5,234,769.41