Finding the Third Proportional to 561,002 and 1,217,116

Step by Step Solution

1. Step 1: Write the proportion equation
   561,002 : 1,217,116 = 1,217,116 : x
2. Step 2: Convert to fraction form
   561,002/1,217,116 = 1,217,116/x
3. Step 3: Cross multiply
   561,002x = 1,217,116 × 1,217,116
4. Step 4: Simplify right side
   561,002x = 1,481,371,357,456
5. Step 5: Solve for x
   x = 1,481,371,357,456/561,002
6. Step 6: Final answer
   x = 2,640,581.24