Finding the Third Proportional to 646,294 and 1,323,932

Step by Step Solution

1. Step 1: Write the proportion equation
   646,294 : 1,323,932 = 1,323,932 : x
2. Step 2: Convert to fraction form
   646,294/1,323,932 = 1,323,932/x
3. Step 3: Cross multiply
   646,294x = 1,323,932 × 1,323,932
4. Step 4: Simplify right side
   646,294x = 1,752,795,940,624
5. Step 5: Solve for x
   x = 1,752,795,940,624/646,294
6. Step 6: Final answer
   x = 2,712,072.12