Finding the Third Proportional to 603,810 and 1,279,548

Step by Step Solution

1. Step 1: Write the proportion equation
   603,810 : 1,279,548 = 1,279,548 : x
2. Step 2: Convert to fraction form
   603,810/1,279,548 = 1,279,548/x
3. Step 3: Cross multiply
   603,810x = 1,279,548 × 1,279,548
4. Step 4: Simplify right side
   603,810x = 1,637,243,084,304
5. Step 5: Solve for x
   x = 1,637,243,084,304/603,810
6. Step 6: Final answer
   x = 2,711,520.32