Finding the Third Proportional to 1,069,389 and 2,227,239

Step by Step Solution

1. Step 1: Write the proportion equation
   1,069,389 : 2,227,239 = 2,227,239 : x
2. Step 2: Convert to fraction form
   1,069,389/2,227,239 = 2,227,239/x
3. Step 3: Cross multiply
   1,069,389x = 2,227,239 × 2,227,239
4. Step 4: Simplify right side
   1,069,389x = 4,960,593,563,121
5. Step 5: Solve for x
   x = 4,960,593,563,121/1,069,389
6. Step 6: Final answer
   x = 4,638,717.59