Finding the Third Proportional to 493,440 and 1,025,664

Step by Step Solution

1. Step 1: Write the proportion equation
   493,440 : 1,025,664 = 1,025,664 : x
2. Step 2: Convert to fraction form
   493,440/1,025,664 = 1,025,664/x
3. Step 3: Cross multiply
   493,440x = 1,025,664 × 1,025,664
4. Step 4: Simplify right side
   493,440x = 1,051,986,640,896
5. Step 5: Solve for x
   x = 1,051,986,640,896/493,440
6. Step 6: Final answer
   x = 2,131,944.39