Finding the Third Proportional to 609,813 and 892,849.50

Step by Step Solution

1. Step 1: Write the proportion equation
   609,813 : 892,849.50 = 892,849.50 : x
2. Step 2: Convert to fraction form
   609,813/892,849.50 = 892,849.50/x
3. Step 3: Cross multiply
   609,813x = 892,849.50 × 892,849.50
4. Step 4: Simplify right side
   609,813x = 797,180,229,650.25
5. Step 5: Solve for x
   x = 797,180,229,650.25/609,813
6. Step 6: Final answer
   x = 1,307,253.58