Finding the Third Proportional to 1,262,424 and 1,775,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,262,424 : 1,775,688 = 1,775,688 : x
2. Step 2: Convert to fraction form
   1,262,424/1,775,688 = 1,775,688/x
3. Step 3: Cross multiply
   1,262,424x = 1,775,688 × 1,775,688
4. Step 4: Simplify right side
   1,262,424x = 3,153,067,873,344
5. Step 5: Solve for x
   x = 3,153,067,873,344/1,262,424
6. Step 6: Final answer
   x = 2,497,629.86