Finding the Third Proportional to 498,664 and 1,081,872

Step by Step Solution

1. Step 1: Write the proportion equation
   498,664 : 1,081,872 = 1,081,872 : x
2. Step 2: Convert to fraction form
   498,664/1,081,872 = 1,081,872/x
3. Step 3: Cross multiply
   498,664x = 1,081,872 × 1,081,872
4. Step 4: Simplify right side
   498,664x = 1,170,447,024,384
5. Step 5: Solve for x
   x = 1,170,447,024,384/498,664
6. Step 6: Final answer
   x = 2,347,165.68