Finding the Third Proportional to 576,900 and 1,262,555

Step by Step Solution

1. Step 1: Write the proportion equation
   576,900 : 1,262,555 = 1,262,555 : x
2. Step 2: Convert to fraction form
   576,900/1,262,555 = 1,262,555/x
3. Step 3: Cross multiply
   576,900x = 1,262,555 × 1,262,555
4. Step 4: Simplify right side
   576,900x = 1,594,045,128,025
5. Step 5: Solve for x
   x = 1,594,045,128,025/576,900
6. Step 6: Final answer
   x = 2,763,122.08