Finding the Third Proportional to 662,685 and 1,036,674

Step by Step Solution

1. Step 1: Write the proportion equation
   662,685 : 1,036,674 = 1,036,674 : x
2. Step 2: Convert to fraction form
   662,685/1,036,674 = 1,036,674/x
3. Step 3: Cross multiply
   662,685x = 1,036,674 × 1,036,674
4. Step 4: Simplify right side
   662,685x = 1,074,692,982,276
5. Step 5: Solve for x
   x = 1,074,692,982,276/662,685
6. Step 6: Final answer
   x = 1,621,725.23