Finding the Third Proportional to 485,093 and 1,020,455

Step by Step Solution

1. Step 1: Write the proportion equation
   485,093 : 1,020,455 = 1,020,455 : x
2. Step 2: Convert to fraction form
   485,093/1,020,455 = 1,020,455/x
3. Step 3: Cross multiply
   485,093x = 1,020,455 × 1,020,455
4. Step 4: Simplify right side
   485,093x = 1,041,328,407,025
5. Step 5: Solve for x
   x = 1,041,328,407,025/485,093
6. Step 6: Final answer
   x = 2,146,657.25