Finding the Third Proportional to 680,013 and 1,061,371

Step by Step Solution

1. Step 1: Write the proportion equation
   680,013 : 1,061,371 = 1,061,371 : x
2. Step 2: Convert to fraction form
   680,013/1,061,371 = 1,061,371/x
3. Step 3: Cross multiply
   680,013x = 1,061,371 × 1,061,371
4. Step 4: Simplify right side
   680,013x = 1,126,508,399,641
5. Step 5: Solve for x
   x = 1,126,508,399,641/680,013
6. Step 6: Final answer
   x = 1,656,598.33