Finding the Third Proportional to 1,216,524 and 1,778,562

Step by Step Solution

1. Step 1: Write the proportion equation
   1,216,524 : 1,778,562 = 1,778,562 : x
2. Step 2: Convert to fraction form
   1,216,524/1,778,562 = 1,778,562/x
3. Step 3: Cross multiply
   1,216,524x = 1,778,562 × 1,778,562
4. Step 4: Simplify right side
   1,216,524x = 3,163,282,787,844
5. Step 5: Solve for x
   x = 3,163,282,787,844/1,216,524
6. Step 6: Final answer
   x = 2,600,263.36