Finding the Third Proportional to 1,263,324 and 1,943,780

Step by Step Solution

1. Step 1: Write the proportion equation
   1,263,324 : 1,943,780 = 1,943,780 : x
2. Step 2: Convert to fraction form
   1,263,324/1,943,780 = 1,943,780/x
3. Step 3: Cross multiply
   1,263,324x = 1,943,780 × 1,943,780
4. Step 4: Simplify right side
   1,263,324x = 3,778,280,688,400
5. Step 5: Solve for x
   x = 3,778,280,688,400/1,263,324
6. Step 6: Final answer
   x = 2,990,745.60