Finding the Third Proportional to 668,383 and 1,443,302

Step by Step Solution

1. Step 1: Write the proportion equation
   668,383 : 1,443,302 = 1,443,302 : x
2. Step 2: Convert to fraction form
   668,383/1,443,302 = 1,443,302/x
3. Step 3: Cross multiply
   668,383x = 1,443,302 × 1,443,302
4. Step 4: Simplify right side
   668,383x = 2,083,120,663,204
5. Step 5: Solve for x
   x = 2,083,120,663,204/668,383
6. Step 6: Final answer
   x = 3,116,657.16