Finding the Third Proportional to 518,804 and 1,128,472

Step by Step Solution

1. Step 1: Write the proportion equation
   518,804 : 1,128,472 = 1,128,472 : x
2. Step 2: Convert to fraction form
   518,804/1,128,472 = 1,128,472/x
3. Step 3: Cross multiply
   518,804x = 1,128,472 × 1,128,472
4. Step 4: Simplify right side
   518,804x = 1,273,449,054,784
5. Step 5: Solve for x
   x = 1,273,449,054,784/518,804
6. Step 6: Final answer
   x = 2,454,586.04