Finding the Third Proportional to 588,429 and 1,257,777

Step by Step Solution

1. Step 1: Write the proportion equation
   588,429 : 1,257,777 = 1,257,777 : x
2. Step 2: Convert to fraction form
   588,429/1,257,777 = 1,257,777/x
3. Step 3: Cross multiply
   588,429x = 1,257,777 × 1,257,777
4. Step 4: Simplify right side
   588,429x = 1,582,002,981,729
5. Step 5: Solve for x
   x = 1,582,002,981,729/588,429
6. Step 6: Final answer
   x = 2,688,519.74