Finding the Third Proportional to 685,416 and 1,024,092

Step by Step Solution

1. Step 1: Write the proportion equation
   685,416 : 1,024,092 = 1,024,092 : x
2. Step 2: Convert to fraction form
   685,416/1,024,092 = 1,024,092/x
3. Step 3: Cross multiply
   685,416x = 1,024,092 × 1,024,092
4. Step 4: Simplify right side
   685,416x = 1,048,764,424,464
5. Step 5: Solve for x
   x = 1,048,764,424,464/685,416
6. Step 6: Final answer
   x = 1,530,113.72