Finding the Third Proportional to 2,591,883 and 3,648,348

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,883 : 3,648,348 = 3,648,348 : x
2. Step 2: Convert to fraction form
   2,591,883/3,648,348 = 3,648,348/x
3. Step 3: Cross multiply
   2,591,883x = 3,648,348 × 3,648,348
4. Step 4: Simplify right side
   2,591,883x = 13,310,443,129,104
5. Step 5: Solve for x
   x = 13,310,443,129,104/2,591,883
6. Step 6: Final answer
   x = 5,135,433.63