Finding the Third Proportional to 2,420,440 and 5,214,326

Step by Step Solution

1. Step 1: Write the proportion equation
   2,420,440 : 5,214,326 = 5,214,326 : x
2. Step 2: Convert to fraction form
   2,420,440/5,214,326 = 5,214,326/x
3. Step 3: Cross multiply
   2,420,440x = 5,214,326 × 5,214,326
4. Step 4: Simplify right side
   2,420,440x = 27,189,195,634,276
5. Step 5: Solve for x
   x = 27,189,195,634,276/2,420,440
6. Step 6: Final answer
   x = 11,233,162.41