Finding the Third Proportional to 1,438,884 and 2,214,270

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438,884 : 2,214,270 = 2,214,270 : x
2. Step 2: Convert to fraction form
   1,438,884/2,214,270 = 2,214,270/x
3. Step 3: Cross multiply
   1,438,884x = 2,214,270 × 2,214,270
4. Step 4: Simplify right side
   1,438,884x = 4,902,991,632,900
5. Step 5: Solve for x
   x = 4,902,991,632,900/1,438,884
6. Step 6: Final answer
   x = 3,407,496.11