Finding the Third Proportional to 2,622,854 and 3,543,447

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622,854 : 3,543,447 = 3,543,447 : x
2. Step 2: Convert to fraction form
   2,622,854/3,543,447 = 3,543,447/x
3. Step 3: Cross multiply
   2,622,854x = 3,543,447 × 3,543,447
4. Step 4: Simplify right side
   2,622,854x = 12,556,016,641,809
5. Step 5: Solve for x
   x = 12,556,016,641,809/2,622,854
6. Step 6: Final answer
   x = 4,787,158.05