Finding the Third Proportional to 484,890 and 1,057,890

Step by Step Solution

1. Step 1: Write the proportion equation
   484,890 : 1,057,890 = 1,057,890 : x
2. Step 2: Convert to fraction form
   484,890/1,057,890 = 1,057,890/x
3. Step 3: Cross multiply
   484,890x = 1,057,890 × 1,057,890
4. Step 4: Simplify right side
   484,890x = 1,119,131,252,100
5. Step 5: Solve for x
   x = 1,119,131,252,100/484,890
6. Step 6: Final answer
   x = 2,308,010.58