Finding the Third Proportional to 3,355,785 and 7,271,442

Step by Step Solution

1. Step 1: Write the proportion equation
   3,355,785 : 7,271,442 = 7,271,442 : x
2. Step 2: Convert to fraction form
   3,355,785/7,271,442 = 7,271,442/x
3. Step 3: Cross multiply
   3,355,785x = 7,271,442 × 7,271,442
4. Step 4: Simplify right side
   3,355,785x = 52,873,868,759,364
5. Step 5: Solve for x
   x = 52,873,868,759,364/3,355,785
6. Step 6: Final answer
   x = 15,756,035.85