Finding the Third Proportional to 682,045 and 1,018,855.50

Step by Step Solution

1. Step 1: Write the proportion equation
   682,045 : 1,018,855.50 = 1,018,855.50 : x
2. Step 2: Convert to fraction form
   682,045/1,018,855.50 = 1,018,855.50/x
3. Step 3: Cross multiply
   682,045x = 1,018,855.50 × 1,018,855.50
4. Step 4: Simplify right side
   682,045x = 1,038,066,529,880.25
5. Step 5: Solve for x
   x = 1,038,066,529,880.25/682,045
6. Step 6: Final answer
   x = 1,521,991.26