Finding the Third Proportional to 685,683 and 1,045,928

Step by Step Solution

1. Step 1: Write the proportion equation
   685,683 : 1,045,928 = 1,045,928 : x
2. Step 2: Convert to fraction form
   685,683/1,045,928 = 1,045,928/x
3. Step 3: Cross multiply
   685,683x = 1,045,928 × 1,045,928
4. Step 4: Simplify right side
   685,683x = 1,093,965,381,184
5. Step 5: Solve for x
   x = 1,093,965,381,184/685,683
6. Step 6: Final answer
   x = 1,595,438.97