Finding the Third Proportional to 676,960 and 1,441,642

Step by Step Solution

1. Step 1: Write the proportion equation
   676,960 : 1,441,642 = 1,441,642 : x
2. Step 2: Convert to fraction form
   676,960/1,441,642 = 1,441,642/x
3. Step 3: Cross multiply
   676,960x = 1,441,642 × 1,441,642
4. Step 4: Simplify right side
   676,960x = 2,078,331,656,164
5. Step 5: Solve for x
   x = 2,078,331,656,164/676,960
6. Step 6: Final answer
   x = 3,070,095.21