Finding the Third Proportional to 451,724 and 892,108

Step by Step Solution

1. Step 1: Write the proportion equation
   451,724 : 892,108 = 892,108 : x
2. Step 2: Convert to fraction form
   451,724/892,108 = 892,108/x
3. Step 3: Cross multiply
   451,724x = 892,108 × 892,108
4. Step 4: Simplify right side
   451,724x = 795,856,683,664
5. Step 5: Solve for x
   x = 795,856,683,664/451,724
6. Step 6: Final answer
   x = 1,761,820.68