Finding the Third Proportional to 682,065 and 1,066,837.50

Step by Step Solution

1. Step 1: Write the proportion equation
   682,065 : 1,066,837.50 = 1,066,837.50 : x
2. Step 2: Convert to fraction form
   682,065/1,066,837.50 = 1,066,837.50/x
3. Step 3: Cross multiply
   682,065x = 1,066,837.50 × 1,066,837.50
4. Step 4: Simplify right side
   682,065x = 1,138,142,251,406.25
5. Step 5: Solve for x
   x = 1,138,142,251,406.25/682,065
6. Step 6: Final answer
   x = 1,668,671.24