Finding the Third Proportional to 694,692 and 1,039,446

Step by Step Solution

1. Step 1: Write the proportion equation
   694,692 : 1,039,446 = 1,039,446 : x
2. Step 2: Convert to fraction form
   694,692/1,039,446 = 1,039,446/x
3. Step 3: Cross multiply
   694,692x = 1,039,446 × 1,039,446
4. Step 4: Simplify right side
   694,692x = 1,080,447,986,916
5. Step 5: Solve for x
   x = 1,080,447,986,916/694,692
6. Step 6: Final answer
   x = 1,555,290.67