Finding the Third Proportional to 507,618 and 1,091,790

Step by Step Solution

1. Step 1: Write the proportion equation
   507,618 : 1,091,790 = 1,091,790 : x
2. Step 2: Convert to fraction form
   507,618/1,091,790 = 1,091,790/x
3. Step 3: Cross multiply
   507,618x = 1,091,790 × 1,091,790
4. Step 4: Simplify right side
   507,618x = 1,192,005,404,100
5. Step 5: Solve for x
   x = 1,192,005,404,100/507,618
6. Step 6: Final answer
   x = 2,348,233.13