Finding the Third Proportional to 545,728 and 1,118,504

Step by Step Solution

1. Step 1: Write the proportion equation
   545,728 : 1,118,504 = 1,118,504 : x
2. Step 2: Convert to fraction form
   545,728/1,118,504 = 1,118,504/x
3. Step 3: Cross multiply
   545,728x = 1,118,504 × 1,118,504
4. Step 4: Simplify right side
   545,728x = 1,251,051,198,016
5. Step 5: Solve for x
   x = 1,251,051,198,016/545,728
6. Step 6: Final answer
   x = 2,292,444.58