Finding the Third Proportional to 1,317,488 and 2,681,632

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,488 : 2,681,632 = 2,681,632 : x
2. Step 2: Convert to fraction form
   1,317,488/2,681,632 = 2,681,632/x
3. Step 3: Cross multiply
   1,317,488x = 2,681,632 × 2,681,632
4. Step 4: Simplify right side
   1,317,488x = 7,191,150,183,424
5. Step 5: Solve for x
   x = 7,191,150,183,424/1,317,488
6. Step 6: Final answer
   x = 5,458,228.22