Finding the Third Proportional to 1,072,217 and 2,299,918

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,217 : 2,299,918 = 2,299,918 : x
2. Step 2: Convert to fraction form
   1,072,217/2,299,918 = 2,299,918/x
3. Step 3: Cross multiply
   1,072,217x = 2,299,918 × 2,299,918
4. Step 4: Simplify right side
   1,072,217x = 5,289,622,806,724
5. Step 5: Solve for x
   x = 5,289,622,806,724/1,072,217
6. Step 6: Final answer
   x = 4,933,351.00