Finding the Third Proportional to 2,318,686 and 3,503,411

Step by Step Solution

1. Step 1: Write the proportion equation
   2,318,686 : 3,503,411 = 3,503,411 : x
2. Step 2: Convert to fraction form
   2,318,686/3,503,411 = 3,503,411/x
3. Step 3: Cross multiply
   2,318,686x = 3,503,411 × 3,503,411
4. Step 4: Simplify right side
   2,318,686x = 12,273,888,634,921
5. Step 5: Solve for x
   x = 12,273,888,634,921/2,318,686
6. Step 6: Final answer
   x = 5,293,467.35