Finding the Third Proportional to 724,145 and 1,012,879

Step by Step Solution

1. Step 1: Write the proportion equation
   724,145 : 1,012,879 = 1,012,879 : x
2. Step 2: Convert to fraction form
   724,145/1,012,879 = 1,012,879/x
3. Step 3: Cross multiply
   724,145x = 1,012,879 × 1,012,879
4. Step 4: Simplify right side
   724,145x = 1,025,923,868,641
5. Step 5: Solve for x
   x = 1,025,923,868,641/724,145
6. Step 6: Final answer
   x = 1,416,738.18