Finding the Third Proportional to 510,776 and 1,036,144

Step by Step Solution

1. Step 1: Write the proportion equation
   510,776 : 1,036,144 = 1,036,144 : x
2. Step 2: Convert to fraction form
   510,776/1,036,144 = 1,036,144/x
3. Step 3: Cross multiply
   510,776x = 1,036,144 × 1,036,144
4. Step 4: Simplify right side
   510,776x = 1,073,594,388,736
5. Step 5: Solve for x
   x = 1,073,594,388,736/510,776
6. Step 6: Final answer
   x = 2,101,888.87