Finding the Third Proportional to 593,504 and 1,257,640

Step by Step Solution

1. Step 1: Write the proportion equation
   593,504 : 1,257,640 = 1,257,640 : x
2. Step 2: Convert to fraction form
   593,504/1,257,640 = 1,257,640/x
3. Step 3: Cross multiply
   593,504x = 1,257,640 × 1,257,640
4. Step 4: Simplify right side
   593,504x = 1,581,658,369,600
5. Step 5: Solve for x
   x = 1,581,658,369,600/593,504
6. Step 6: Final answer
   x = 2,664,949.81