Finding the Third Proportional to 3,355,788 and 7,271,448

Step by Step Solution

1. Step 1: Write the proportion equation
   3,355,788 : 7,271,448 = 7,271,448 : x
2. Step 2: Convert to fraction form
   3,355,788/7,271,448 = 7,271,448/x
3. Step 3: Cross multiply
   3,355,788x = 7,271,448 × 7,271,448
4. Step 4: Simplify right side
   3,355,788x = 52,873,956,016,704
5. Step 5: Solve for x
   x = 52,873,956,016,704/3,355,788
6. Step 6: Final answer
   x = 15,756,047.76