Finding the Third Proportional to 1,031,945 and 2,188,774

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031,945 : 2,188,774 = 2,188,774 : x
2. Step 2: Convert to fraction form
   1,031,945/2,188,774 = 2,188,774/x
3. Step 3: Cross multiply
   1,031,945x = 2,188,774 × 2,188,774
4. Step 4: Simplify right side
   1,031,945x = 4,790,731,623,076
5. Step 5: Solve for x
   x = 4,790,731,623,076/1,031,945
6. Step 6: Final answer
   x = 4,642,429.22