Finding the Third Proportional to 582,404 and 913,788

Step by Step Solution

1. Step 1: Write the proportion equation
   582,404 : 913,788 = 913,788 : x
2. Step 2: Convert to fraction form
   582,404/913,788 = 913,788/x
3. Step 3: Cross multiply
   582,404x = 913,788 × 913,788
4. Step 4: Simplify right side
   582,404x = 835,008,508,944
5. Step 5: Solve for x
   x = 835,008,508,944/582,404
6. Step 6: Final answer
   x = 1,433,727.29