Finding the Third Proportional to 3,318,482 and 7,091,860

Step by Step Solution

1. Step 1: Write the proportion equation
   3,318,482 : 7,091,860 = 7,091,860 : x
2. Step 2: Convert to fraction form
   3,318,482/7,091,860 = 7,091,860/x
3. Step 3: Cross multiply
   3,318,482x = 7,091,860 × 7,091,860
4. Step 4: Simplify right side
   3,318,482x = 50,294,478,259,600
5. Step 5: Solve for x
   x = 50,294,478,259,600/3,318,482
6. Step 6: Final answer
   x = 15,155,868.94