Finding the Third Proportional to 1,221,748 and 2,629,924

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,748 : 2,629,924 = 2,629,924 : x
2. Step 2: Convert to fraction form
   1,221,748/2,629,924 = 2,629,924/x
3. Step 3: Cross multiply
   1,221,748x = 2,629,924 × 2,629,924
4. Step 4: Simplify right side
   1,221,748x = 6,916,500,245,776
5. Step 5: Solve for x
   x = 6,916,500,245,776/1,221,748
6. Step 6: Final answer
   x = 5,661,151.27