Finding the Third Proportional to 672,692 and 1,042,662

Step by Step Solution

1. Step 1: Write the proportion equation
   672,692 : 1,042,662 = 1,042,662 : x
2. Step 2: Convert to fraction form
   672,692/1,042,662 = 1,042,662/x
3. Step 3: Cross multiply
   672,692x = 1,042,662 × 1,042,662
4. Step 4: Simplify right side
   672,692x = 1,087,144,046,244
5. Step 5: Solve for x
   x = 1,087,144,046,244/672,692
6. Step 6: Final answer
   x = 1,616,109.67