Finding the Third Proportional to 3,197,542 and 6,620,588

Step by Step Solution

1. Step 1: Write the proportion equation
   3,197,542 : 6,620,588 = 6,620,588 : x
2. Step 2: Convert to fraction form
   3,197,542/6,620,588 = 6,620,588/x
3. Step 3: Cross multiply
   3,197,542x = 6,620,588 × 6,620,588
4. Step 4: Simplify right side
   3,197,542x = 43,832,185,465,744
5. Step 5: Solve for x
   x = 43,832,185,465,744/3,197,542
6. Step 6: Final answer
   x = 13,708,087.48