Finding the Third Proportional to 485,864 and 1,065,328

Step by Step Solution

1. Step 1: Write the proportion equation
   485,864 : 1,065,328 = 1,065,328 : x
2. Step 2: Convert to fraction form
   485,864/1,065,328 = 1,065,328/x
3. Step 3: Cross multiply
   485,864x = 1,065,328 × 1,065,328
4. Step 4: Simplify right side
   485,864x = 1,134,923,747,584
5. Step 5: Solve for x
   x = 1,134,923,747,584/485,864
6. Step 6: Final answer
   x = 2,335,887.71